release v1.4.1

doc: update readme file
2026-02-15 10:12:29 +08:00 · 2023-07-31 16:44:44 +08:00 · 2023-07-29 16:57:57 +08:00 · 2023-07-28 17:39:36 +08:00 · 2023-07-28 17:25:13 +08:00 · 2023-07-27 20:14:57 +08:00
52 changed files with 3489 additions and 1118 deletions
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 <br/>
 ![Go version](https://img.shields.io/badge/go-v1.16-9cf)
-[![Release](https://img.shields.io/badge/release-1.3.9-green.svg)](https://github.com/duke-git/lancet/releases)
+[![Release](https://img.shields.io/badge/release-1.4.1-green.svg)](https://github.com/duke-git/lancet/releases)
 [![GoDoc](https://godoc.org/github.com//duke-git/lancet?status.svg)](https://pkg.go.dev/github.com/duke-git/lancet)
 [![Go Report Card](https://goreportcard.com/badge/github.com/duke-git/lancet)](https://goreportcard.com/report/github.com/duke-git/lancet)
 [![test](https://github.com/duke-git/lancet/actions/workflows/codecov.yml/badge.svg?branch=main&event=push)](https://github.com/duke-git/lancet/actions/workflows/codecov.yml)
@@ -100,6 +100,9 @@ import "github.com/duke-git/lancet/convertor"
 -   [DecodeByte](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#DecodeByte)
 -   [DeepClone](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#DeepClone)
 -   [CopyProperties](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#CopyProperties)
 -   [ToInterface](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#ToInterface)
 -   [Utf8ToGbk](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#Utf8ToGbk)
 -   [GbkToUtf8](https://github.com/duke-git/lancet/blob/v1/docs/convertor.md#GbkToUtf8)
 ### 3. Cryptor package is for data encryption and decryption.
@@ -130,14 +133,24 @@ import "github.com/duke-git/lancet/cryptor"
 -   [DesOfbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#DesOfbEncrypt)
 -   [DesOfbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#DesOfbDecrypt)
 -   [HmacMd5](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacMd5)
 -   [HmacMd5WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacMd5WithBase64)
 -   [HmacSha1](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacSha1)
 -   [HmacSha1WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacSha1WithBase64)
 -   [HmacSha256](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacSha256)
 -   [HmacSha256WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacSha256WithBase64)
 -   [HmacSha512](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacSha512)
 -   [HmacSha512WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacSha512WithBase64)
 -   [Md5String](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Md5String)
 -   [Md5StringWithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Md5StringWithBase64)
 -   [Md5Byte](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Md5Byte)
 -   [Md5ByteWithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Md5ByteWithBase64)
 -   [Md5File](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Md5File)
 -   [Sha1](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Sha1)
 -   [Sha1WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Sha1WithBase64)
 -   [Sha256](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Sha256)
 -   [Sha256WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Sha256WithBase64)
 -   [Sha512](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Sha512)
 -   [Sha512WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#Sha512WithBase64)
 -   [GenerateRsaKey](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#GenerateRsaKey)
 -   [RsaEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#RsaEncrypt)
 -   [RsaDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#RsaDecrypt)
@@ -185,6 +198,11 @@ import "github.com/duke-git/lancet/datetime"
 -   [BetweenSeconds](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#BetweenSeconds)
 -   [DayOfYear](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#DayOfYear)
 -   [IsWeekend](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#IsWeekend)
 -   [NowDateOrTime](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#NowDateOrTime)
 -   [Timestamp](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#Timestamp)
 -   [TimestampMilli](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#TimestampMilli)
 -   [TimestampMicro](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#TimestampMicro)
 -   [TimestampNano](https://github.com/duke-git/lancet/blob/v1/docs/datetime.md#TimestampNano)
 ### 5. Fileutil package implements some basic functions for file operations.
@@ -208,6 +226,7 @@ import "github.com/duke-git/lancet/fileutil"
 -   [ReadFileToString](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#ReadFileToString)
 -   [ReadFileByLine](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#ReadFileByLine)
 -   [Zip](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#Zip)
 -   [ZipAppendEntry](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#ZipAppendEntry)
 -   [UnZip](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#UnZip)
 -   [CurrentPath](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#CurrentPath)
 -   [IsZipFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#IsZipFile)
@@ -215,6 +234,7 @@ import "github.com/duke-git/lancet/fileutil"
 -   [MTime](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#MTime)
 -   [Sha](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#Sha)
 -   [ReadCsvFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#ReadCsvFile)
 -   [WriteCsvFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#WriteCsvFile)
 -   [WriteStringToFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#WriteStringToFile)
 -   [WriteBytesToFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil.md#WriteBytesToFile)
@@ -275,6 +295,7 @@ import "github.com/duke-git/lancet/mathutil"
 -   [LCM](https://github.com/duke-git/lancet/blob/v1/docs/mathutil.md#LCM)
 -   [Cos](https://github.com/duke-git/lancet/blob/v1/docs/mathutil.md#Cos)
 -   [Sin](https://github.com/duke-git/lancet/blob/v1/docs/mathutil.md#Sin)
 -   [Log](https://github.com/duke-git/lancet/blob/v1/docs/mathutil.md#Log)
 ### 9. Netutil package contains functions to get net information and send http request.
@@ -320,6 +341,7 @@ import "github.com/duke-git/lancet/random"
 -   [RandNumeral](https://github.com/duke-git/lancet/blob/v1/docs/random.md#RandNumeral)
 -   [RandNumeralOrLetter](https://github.com/duke-git/lancet/blob/v1/docs/random.md#RandNumeralOrLetter)
 -   [UUIdV4](https://github.com/duke-git/lancet/blob/v1/docs/random.md#UUIdV4)
 -   [RandUniqueIntSlice](https://github.com/duke-git/lancet/blob/v1/docs/random.md#RandUniqueIntSlice)
 ### 11. Retry package is for executing a function repeatedly until it was successful or canceled by the context.
@@ -383,6 +405,7 @@ import "github.com/duke-git/lancet/slice"
 -   [Union](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Union)
 -   [UpdateByIndex](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#UpdateByIndex)
 -   [Without](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Without)
 -   [Join](https://github.com/duke-git/lancet/blob/v1/docs/slice.md#Join)
 ### 13. Strutil package contains some functions to manipulate string.
@@ -427,7 +450,7 @@ import "github.com/duke-git/lancet/strutil"
 -   [Trim](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#Trim)
 -   [SplitAndTrim](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#SplitAndTrim)
 -   [HideString](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#HideString)
-
+-   [RemoveWhiteSpace](https://github.com/duke-git/lancet/blob/v1/docs/strutil.md#RemoveWhiteSpace)
 ### 14. System package contain some functions about os, runtime, shell command.
 ```go
--- a/README_zh-CN.md
+++ b/README_zh-CN.md
@@ -4,7 +4,7 @@
 <br/>
 ![Go version](https://img.shields.io/badge/go-v1.16-9cf)
-[![Release](https://img.shields.io/badge/release-1.3.9-green.svg)](https://github.com/duke-git/lancet/releases)
+[![Release](https://img.shields.io/badge/release-1.4.1-green.svg)](https://github.com/duke-git/lancet/releases)
 [![GoDoc](https://godoc.org/github.com//duke-git/lancet?status.svg)](https://pkg.go.dev/github.com/duke-git/lancet)
 [![Go Report Card](https://goreportcard.com/badge/github.com/duke-git/lancet)](https://goreportcard.com/report/github.com/duke-git/lancet)
 [![test](https://github.com/duke-git/lancet/actions/workflows/codecov.yml/badge.svg?branch=main&event=push)](https://github.com/duke-git/lancet/actions/workflows/codecov.yml)
@@ -99,7 +99,9 @@ import "github.com/duke-git/lancet/convertor"
 -   [DecodeByte](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#DecodeByte)
 -   [DeepClone](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#DeepClone)
 -   [CopyProperties](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#CopyProperties)
-
+-   [ToInterface](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#ToInterface)
 -   [Utf8ToGbk](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#Utf8ToGbk)
 -   [GbkToUtf8](https://github.com/duke-git/lancet/blob/v1/docs/convertor_zh-CN.md#GbkToUtf8)
 ### 3. cryptor 加密包支持数据加密和解密，获取 md5，hash 值。支持 base64, md5, hmac, aes, des, rsa。
 ```go
@@ -129,14 +131,25 @@ import "github.com/duke-git/lancet/cryptor"
 -   [DesOfbEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#DesOfbEncrypt)
 -   [DesOfbDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#DesOfbDecrypt)
 -   [HmacMd5](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacMd5)
 -   [HmacMd5WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacMd5WithBase64)
 md#HmacSha256WithBase64)
 -   [HmacSha1](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacSha1)
-   [HmacSha256](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacSha256)
+-   [HmacSha1WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacSha1WithBase64)
 -   [HmacSha256](https://github.com/duke-git/lancet/blob/v1/docs/cryptor.md#HmacSha256)
 -   [HmacSha256WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacSha256WithBase64)
 -   [HmacSha512](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacSha512)
 -   [HmacSha512WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#HmacSha512WithBase64)
 -   [Md5String](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Md5String)
 -   [Md5StringWithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Md5StringWithBase64)
 -   [Md5Byte](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Md5Byte)
 -   [Md5ByteWithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Md5ByteWithBase64)
 -   [Md5File](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Md5File)
 -   [Sha1](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Sha1)
 -   [Sha1WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Sha1WithBase64)
 -   [Sha256](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Sha256)
 -   [Sha256WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Sha256WithBase64)
 -   [Sha512](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Sha512)
 -   [Sha512WithBase64](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#Sha512WithBase64)
 -   [GenerateRsaKey](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#GenerateRsaKey)
 -   [RsaEncrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#RsaEncrypt)
 -   [RsaDecrypt](https://github.com/duke-git/lancet/blob/v1/docs/cryptor_zh-CN.md#RsaDecrypt)
@@ -184,6 +197,11 @@ import "github.com/duke-git/lancet/datetime"
 -   [BetweenSeconds](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#BetweenSeconds)
 -   [DayOfYear](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#DayOfYear)
 -   [IsWeekend](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#IsWeekend)
 -   [NowDateOrTime](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#NowDateOrTime)
 -   [Timestamp](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#Timestamp)
 -   [TimestampMilli](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#TimestampMilli)
 -   [TimestampMicro](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#TimestampMicro)
 -   [TimestampNano](https://github.com/duke-git/lancet/blob/v1/docs/datetime_zh-CN.md#TimestampNano)
 ### 5. fileutil 包支持文件基本操作。
@@ -207,6 +225,7 @@ import "github.com/duke-git/lancet/fileutil"
 -   [ReadFileToString](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#ReadFileToString)
 -   [ReadFileByLine](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#ReadFileByLine)
 -   [Zip](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#Zip)
 -   [ZipAppendEntry](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#ZipAppendEntry)
 -   [UnZip](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#UnZip)
 -   [CurrentPath](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#CurrentPath)
 -   [IsZipFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#IsZipFile)
@@ -214,6 +233,7 @@ import "github.com/duke-git/lancet/fileutil"
 -   [MTime](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#MTime)
 -   [Sha](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#Sha)
 -   [ReadCsvFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#ReadCsvFile)
 -   [WriteCsvFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#WriteCsvFile)
 -   [WriteStringToFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#WriteStringToFile)
 -   [WriteBytesToFile](https://github.com/duke-git/lancet/blob/v1/docs/fileutil_zh-CN.md#WriteBytesToFile)
@@ -274,7 +294,7 @@ import "github.com/duke-git/lancet/mathutil"
 -   [LCM](https://github.com/duke-git/lancet/blob/v1/docs/mathutil_zh-CN.md#LCM)
 -   [Cos](https://github.com/duke-git/lancet/blob/v1/docs/mathutil_zh-CN.md#Cos)
 -   [Sin](https://github.com/duke-git/lancet/blob/v1/docs/mathutil_zh-CN.md#Sin)
-
+-   [Log](https://github.com/duke-git/lancet/blob/v1/docs/mathutil_zh-CN.md#Log)
 ### 9. netutil 网络包支持获取 ip 地址，发送 http 请求。
 ```go
@@ -319,6 +339,7 @@ import "github.com/duke-git/lancet/random"
 -   [RandNumeral](https://github.com/duke-git/lancet/blob/v1/docs/random_zh-CN.md#RandNumeral)
 -   [RandNumeralOrLetter](https://github.com/duke-git/lancet/blob/v1/docs/random_zh-CN.md#RandNumeralOrLetter)
 -   [UUIdV4](https://github.com/duke-git/lancet/blob/v1/docs/random.md#UUIdV4)
 -   [RandUniqueIntSlice](https://github.com/duke-git/lancet/blob/v1/docs/random.md#RandUniqueIntSlice)
 ### 11. retry 重试执行函数直到函数运行成功或被 context cancel。
@@ -382,6 +403,7 @@ import "github.com/duke-git/lancet/slice"
 -   [Union](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Union)
 -   [UpdateByIndex](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#UpdateByIndex)
 -   [Without](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Without)
 -   [Join](https://github.com/duke-git/lancet/blob/v1/docs/slice_zh-CN.md#Join)
 ### 13. strutil 包含处理字符串的相关函数。
@@ -426,6 +448,7 @@ import "github.com/duke-git/lancet/strutil"
 -   [Trim](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#Trim)
 -   [SplitAndTrim](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#SplitAndTrim)
 -   [HideString](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#HideString)
 -   [RemoveWhiteSpace](https://github.com/duke-git/lancet/blob/v1/docs/strutil_zh-CN.md#RemoveWhiteSpace)
 ### 14. system 包含 os, runtime, shell command 相关函数。
--- a/convertor/convertor.go
+++ b/convertor/convertor.go
@@ -11,11 +11,15 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
 	"io"
 	"math"
 	"reflect"
 	"regexp"
 	"strconv"
 	"strings"
 	"golang.org/x/text/encoding/simplifiedchinese"
 	"golang.org/x/text/transform"
 )
 // ToBool convert string to a boolean
@@ -78,33 +82,45 @@ func ToChar(s string) []string {
 // ToString convert value to string
 func ToString(value interface{}) string {
 	res := ""
 	if value == nil {
-		return res
+		return ""
 	}
-	v := reflect.ValueOf(value)
+	switch val := value.(type) {
-
+	case float32:
-	switch value.(type) {
+		return strconv.FormatFloat(float64(val), 'f', -1, 32)
-	case float32, float64:
+	case float64:
-		res = strconv.FormatFloat(v.Float(), 'f', -1, 64)
+		return strconv.FormatFloat(val, 'f', -1, 64)
-		return res
+	case int:
-	case int, int8, int16, int32, int64:
+		return strconv.FormatInt(int64(val), 10)
-		res = strconv.FormatInt(v.Int(), 10)
+	case int8:
-		return res
+		return strconv.FormatInt(int64(val), 10)
-	case uint, uint8, uint16, uint32, uint64:
+	case int16:
-		res = strconv.FormatUint(v.Uint(), 10)
+		return strconv.FormatInt(int64(val), 10)
-		return res
+	case int32:
 		return strconv.FormatInt(int64(val), 10)
 	case int64:
 		return strconv.FormatInt(val, 10)
 	case uint:
 		return strconv.FormatUint(uint64(val), 10)
 	case uint8:
 		return strconv.FormatUint(uint64(val), 10)
 	case uint16:
 		return strconv.FormatUint(uint64(val), 10)
 	case uint32:
 		return strconv.FormatUint(uint64(val), 10)
 	case uint64:
 		return strconv.FormatUint(val, 10)
 	case string:
-		res = v.String()
+		return val
 		return res
 	case []byte:
-		res = string(v.Bytes())
+		return string(val)
 		return res
 	default:
-		newValue, _ := json.Marshal(value)
+		b, err := json.Marshal(val)
-		res = string(newValue)
+		if err != nil {
-		return res
+			return ""
 		}
 		return string(b)
 	}
 }
@@ -374,3 +390,17 @@ func ToInterface(v reflect.Value) (value interface{}, ok bool) {
 		return nil, false
 	}
 }
 // Utf8ToGbk convert utf8 encoding data to GBK encoding data.
 func Utf8ToGbk(bs []byte) ([]byte, error) {
 	r := transform.NewReader(bytes.NewReader(bs), simplifiedchinese.GBK.NewEncoder())
 	b, err := io.ReadAll(r)
 	return b, err
 }
 // GbkToUtf8 convert GBK encoding data to utf8 encoding data.
 func GbkToUtf8(bs []byte) ([]byte, error) {
 	r := transform.NewReader(bytes.NewReader(bs), simplifiedchinese.GBK.NewDecoder())
 	b, err := io.ReadAll(r)
 	return b, err
 }
--- a/convertor/convertor_test.go
+++ b/convertor/convertor_test.go
@@ -4,8 +4,10 @@ import (
 	"fmt"
 	"reflect"
 	"testing"
 	"unicode/utf8"
 	"github.com/duke-git/lancet/internal"
 	"github.com/duke-git/lancet/validator"
 )
 func TestToChar(t *testing.T) {
@@ -119,7 +121,7 @@ func TestToString(t *testing.T) {
 		"", "",
 		"0", "1", "-1",
 		"123", "123", "123", "123", "123", "123", "123",
-		"12.3", "12.300000190734863",
+		"12.3", "12.3",
 		"true", "false",
 		"[1,2,3]", "{\"a\":1,\"b\":2,\"c\":3}", "{\"Name\":\"TestStruct\"}", "hello"}
@@ -339,3 +341,25 @@ func TestToInterface(t *testing.T) {
 	assert.EqualValues(nil, nilVal)
 	assert.Equal(false, ok)
 }
 func TestUtf8ToGbk(t *testing.T) {
 	assert := internal.NewAssert(t, "TestUtf8ToGbk")
 	utf8Data := []byte("hello")
 	gbkData, err := Utf8ToGbk(utf8Data)
 	assert.Equal(true, utf8.Valid(utf8Data))
 	assert.Equal(true, validator.IsGBK(gbkData))
 	assert.IsNil(err)
 }
 func TestGbkToUtf8(t *testing.T) {
 	assert := internal.NewAssert(t, "TestGbkToUtf8")
 	gbkData, err := Utf8ToGbk([]byte("hello"))
 	utf8Data, err := GbkToUtf8(gbkData)
 	assert.IsNil(err)
 	assert.Equal(true, utf8.Valid(utf8Data))
 	assert.Equal("hello", string(utf8Data))
 }
--- a/cryptor/aes.go
+++ b/cryptor/aes.go
@@ -1,188 +0,0 @@
 // Copyright 2021 dudaodong@gmail.com. All rights reserved.
 // Use of this source code is governed by MIT license
 // Package cryptor implements some util functions to encrypt and decrypt.
 // Note:
 // 1. for aes crypt function, the `key` param length should be 16, 24 or 32. if not, will panic.
 package cryptor
 import (
 	"bytes"
 	"crypto/aes"
 	"crypto/cipher"
 	"crypto/rand"
 	"io"
 )
 // AesEcbEncrypt encrypt data with key use AES ECB algorithm
 // len(key) should be 16, 24 or 32
 func AesEcbEncrypt(data, key []byte) []byte {
 	size := len(key)
 	if size != 16 && size != 24 && size != 32 {
 		panic("key length shoud be 16 or 24 or 32")
 	}
 	cipher, _ := aes.NewCipher(generateAesKey(key, size))
 	length := (len(data) + aes.BlockSize) / aes.BlockSize
 	plain := make([]byte, length*aes.BlockSize)
 	copy(plain, data)
 	pad := byte(len(plain) - len(data))
 	for i := len(data); i < len(plain); i++ {
 		plain[i] = pad
 	}
 	encrypted := make([]byte, len(plain))
 	for bs, be := 0, cipher.BlockSize(); bs <= len(data); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
 		cipher.Encrypt(encrypted[bs:be], plain[bs:be])
 	}
 	return encrypted
 }
 // AesEcbDecrypt decrypt data with key use AES ECB algorithm
 // len(key) should be 16, 24 or 32
 func AesEcbDecrypt(encrypted, key []byte) []byte {
 	size := len(key)
 	if size != 16 && size != 24 && size != 32 {
 		panic("key length shoud be 16 or 24 or 32")
 	}
 	cipher, _ := aes.NewCipher(generateAesKey(key, size))
 	decrypted := make([]byte, len(encrypted))
 	for bs, be := 0, cipher.BlockSize(); bs < len(encrypted); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
 		cipher.Decrypt(decrypted[bs:be], encrypted[bs:be])
 	}
 	trim := 0
 	if len(decrypted) > 0 {
 		trim = len(decrypted) - int(decrypted[len(decrypted)-1])
 	}
 	return decrypted[:trim]
 }
 // AesCbcEncrypt encrypt data with key use AES CBC algorithm
 // len(key) should be 16, 24 or 32
 func AesCbcEncrypt(data, key []byte) []byte {
 	block, _ := aes.NewCipher(key)
 	data = pkcs7Padding(data, block.BlockSize())
 	encrypted := make([]byte, aes.BlockSize+len(data))
 	iv := encrypted[:aes.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	mode := cipher.NewCBCEncrypter(block, iv)
 	mode.CryptBlocks(encrypted[aes.BlockSize:], data)
 	return encrypted
 }
 // AesCbcDecrypt decrypt data with key use AES CBC algorithm
 // len(key) should be 16, 24 or 32
 func AesCbcDecrypt(encrypted, key []byte) []byte {
 	block, _ := aes.NewCipher(key)
 	iv := encrypted[:aes.BlockSize]
 	encrypted = encrypted[aes.BlockSize:]
 	mode := cipher.NewCBCDecrypter(block, iv)
 	mode.CryptBlocks(encrypted, encrypted)
 	decrypted := pkcs7UnPadding(encrypted)
 	return decrypted
 }
 // AesCtrCrypt encrypt data with key use AES CTR algorithm
 // len(key) should be 16, 24 or 32
 func AesCtrCrypt(data, key []byte) []byte {
 	block, _ := aes.NewCipher(key)
 	iv := bytes.Repeat([]byte("1"), block.BlockSize())
 	stream := cipher.NewCTR(block, iv)
 	dst := make([]byte, len(data))
 	stream.XORKeyStream(dst, data)
 	return dst
 }
 // AesCfbEncrypt encrypt data with key use AES CFB algorithm
 // len(key) should be 16, 24 or 32
 func AesCfbEncrypt(data, key []byte) []byte {
 	block, err := aes.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	encrypted := make([]byte, aes.BlockSize+len(data))
 	iv := encrypted[:aes.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	stream := cipher.NewCFBEncrypter(block, iv)
 	stream.XORKeyStream(encrypted[aes.BlockSize:], data)
 	return encrypted
 }
 // AesCfbDecrypt decrypt data with key use AES CFB algorithm
 // len(encrypted) should be great than 16, len(key) should be 16, 24 or 32
 func AesCfbDecrypt(encrypted, key []byte) []byte {
 	block, _ := aes.NewCipher(key)
 	if len(encrypted) < aes.BlockSize {
 		panic("encrypted data is too short")
 	}
 	iv := encrypted[:aes.BlockSize]
 	encrypted = encrypted[aes.BlockSize:]
 	stream := cipher.NewCFBDecrypter(block, iv)
 	stream.XORKeyStream(encrypted, encrypted)
 	return encrypted
 }
 // AesOfbEncrypt encrypt data with key use AES OFB algorithm
 // len(key) should be 16, 24 or 32
 func AesOfbEncrypt(data, key []byte) []byte {
 	block, err := aes.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	data = pkcs7Padding(data, aes.BlockSize)
 	encrypted := make([]byte, aes.BlockSize+len(data))
 	iv := encrypted[:aes.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	stream := cipher.NewOFB(block, iv)
 	stream.XORKeyStream(encrypted[aes.BlockSize:], data)
 	return encrypted
 }
 // AesOfbDecrypt decrypt data with key use AES OFB algorithm
 // len(key) should be 16, 24 or 32
 func AesOfbDecrypt(data, key []byte) []byte {
 	block, err := aes.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	iv := data[:aes.BlockSize]
 	data = data[aes.BlockSize:]
 	if len(data)%aes.BlockSize != 0 {
 		return nil
 	}
 	decrypted := make([]byte, len(data))
 	mode := cipher.NewOFB(block, iv)
 	mode.XORKeyStream(decrypted, data)
 	decrypted = pkcs7UnPadding(decrypted)
 	return decrypted
 }
--- a/cryptor/aes_test.go
+++ b/cryptor/aes_test.go
@@ -1,62 +0,0 @@
 package cryptor
 import (
 	"testing"
 	"github.com/duke-git/lancet/internal"
 )
 func TestAesEcbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefghijklmnop"
 	aesEcbEncrypt := AesEcbEncrypt([]byte(data), []byte(key))
 	aesEcbDecrypt := AesEcbDecrypt(aesEcbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestAesEcbEncrypt")
 	assert.Equal(data, string(aesEcbDecrypt))
 }
 func TestAesCbcEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefghijklmnop"
 	aesCbcEncrypt := AesCbcEncrypt([]byte(data), []byte(key))
 	aesCbcDecrypt := AesCbcDecrypt(aesCbcEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestAesCbcEncrypt")
 	assert.Equal(data, string(aesCbcDecrypt))
 }
 func TestAesCtrCrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefghijklmnop"
 	aesCtrCrypt := AesCtrCrypt([]byte(data), []byte(key))
 	aesCtrDeCrypt := AesCtrCrypt(aesCtrCrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestAesCtrCrypt")
 	assert.Equal(data, string(aesCtrDeCrypt))
 }
 func TestAesCfbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefghijklmnop"
 	aesCfbEncrypt := AesCfbEncrypt([]byte(data), []byte(key))
 	aesCfbDecrypt := AesCfbDecrypt(aesCfbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestAesCfbEncrypt")
 	assert.Equal(data, string(aesCfbDecrypt))
 }
 func TestAesOfbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefghijklmnop"
 	aesOfbEncrypt := AesOfbEncrypt([]byte(data), []byte(key))
 	aesOfbDecrypt := AesOfbDecrypt(aesOfbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestAesOfbEncrypt")
 	assert.Equal(data, string(aesOfbDecrypt))
 }
--- a/cryptor/basic.go
+++ b/cryptor/basic.go
@@ -37,6 +37,27 @@ func Md5String(s string) string {
 	return hex.EncodeToString(h.Sum(nil))
 }
 // Md5StringWithBase64 return the md5 value of string with base64.
 func Md5StringWithBase64(s string) string {
 	h := md5.New()
 	h.Write([]byte(s))
 	return base64.StdEncoding.EncodeToString(h.Sum(nil))
 }
 // Md5Byte return the md5 string of byte slice.
 func Md5Byte(data []byte) string {
 	h := md5.New()
 	h.Write(data)
 	return hex.EncodeToString(h.Sum(nil))
 }
 // Md5ByteWithBase64 return the md5 string of byte slice with base64.
 func Md5ByteWithBase64(data []byte) string {
 	h := md5.New()
 	h.Write(data)
 	return base64.StdEncoding.EncodeToString(h.Sum(nil))
 }
 // Md5File return the md5 value of file
 func Md5File(filename string) (string, error) {
 	if fileInfo, err := os.Stat(filename); err != nil {
@@ -76,6 +97,13 @@ func HmacMd5(data, key string) string {
 	return hex.EncodeToString(h.Sum([]byte("")))
 }
 // HmacMd5WithBase64 return the hmac hash of string use md5 with base64.
 func HmacMd5WithBase64(data, key string) string {
 	h := hmac.New(md5.New, []byte(key))
 	h.Write([]byte(data))
 	return base64.StdEncoding.EncodeToString(h.Sum([]byte("")))
 }
 // HmacSha1 return the hmac hash of string use sha1
 func HmacSha1(data, key string) string {
 	h := hmac.New(sha1.New, []byte(key))
@@ -83,6 +111,13 @@ func HmacSha1(data, key string) string {
 	return hex.EncodeToString(h.Sum([]byte("")))
 }
 // HmacSha1WithBase64 return the hmac hash of string use sha1 with base64.
 func HmacSha1WithBase64(str, key string) string {
 	h := hmac.New(sha1.New, []byte(key))
 	h.Write([]byte(str))
 	return base64.StdEncoding.EncodeToString(h.Sum([]byte("")))
 }
 // HmacSha256 return the hmac hash of string use sha256
 func HmacSha256(data, key string) string {
 	h := hmac.New(sha256.New, []byte(key))
@@ -90,6 +125,13 @@ func HmacSha256(data, key string) string {
 	return hex.EncodeToString(h.Sum([]byte("")))
 }
 // HmacSha256WithBase64 return the hmac hash of string use sha256 with base64.
 func HmacSha256WithBase64(str, key string) string {
 	h := hmac.New(sha256.New, []byte(key))
 	h.Write([]byte(str))
 	return base64.StdEncoding.EncodeToString(h.Sum([]byte("")))
 }
 // HmacSha512 return the hmac hash of string use sha512
 func HmacSha512(data, key string) string {
 	h := hmac.New(sha512.New, []byte(key))
@@ -97,6 +139,13 @@ func HmacSha512(data, key string) string {
 	return hex.EncodeToString(h.Sum([]byte("")))
 }
 // HmacSha512WithBase64 return the hmac hash of string use sha512 with base64.
 func HmacSha512WithBase64(str, key string) string {
 	h := hmac.New(sha512.New, []byte(key))
 	h.Write([]byte(str))
 	return base64.StdEncoding.EncodeToString(h.Sum([]byte("")))
 }
 // Sha1 return the sha1 value (SHA-1 hash algorithm) of string
 func Sha1(data string) string {
 	sha1 := sha1.New()
@@ -104,6 +153,13 @@ func Sha1(data string) string {
 	return hex.EncodeToString(sha1.Sum([]byte("")))
 }
 // Sha1WithBase64 return the sha1 value (SHA-1 hash algorithm) of base64 string.
 func Sha1WithBase64(str string) string {
 	sha1 := sha1.New()
 	sha1.Write([]byte(str))
 	return base64.StdEncoding.EncodeToString(sha1.Sum([]byte("")))
 }
 // Sha256 return the sha256 value (SHA256 hash algorithm) of string
 func Sha256(data string) string {
 	sha256 := sha256.New()
@@ -111,9 +167,23 @@ func Sha256(data string) string {
 	return hex.EncodeToString(sha256.Sum([]byte("")))
 }
 // Sha256WithBase64 return the sha256 value (SHA256 hash algorithm) of base64 string.
 func Sha256WithBase64(str string) string {
 	sha256 := sha256.New()
 	sha256.Write([]byte(str))
 	return base64.StdEncoding.EncodeToString(sha256.Sum([]byte("")))
 }
 // Sha512 return the sha512 value (SHA512 hash algorithm) of string
 func Sha512(data string) string {
 	sha512 := sha512.New()
 	sha512.Write([]byte(data))
 	return hex.EncodeToString(sha512.Sum([]byte("")))
 }
 // Sha512WithBase64 return the sha512 value (SHA512 hash algorithm) of base64 string.
 func Sha512WithBase64(str string) string {
 	sha512 := sha512.New()
 	sha512.Write([]byte(str))
 	return base64.StdEncoding.EncodeToString(sha512.Sum([]byte("")))
 }
--- a/cryptor/basic_test.go
+++ b/cryptor/basic_test.go
@@ -21,6 +21,22 @@ func TestMd5String(t *testing.T) {
 	assert.Equal("5d41402abc4b2a76b9719d911017c592", Md5String("hello"))
 }
 func TestMd5StringWithBase64(t *testing.T) {
 	assert := internal.NewAssert(t, "TestMd5StringWithBase64")
 	assert.Equal("XUFAKrxLKna5cZ2REBfFkg==", Md5StringWithBase64("hello"))
 }
 func TestMd5Byte(t *testing.T) {
 	assert := internal.NewAssert(t, "TestMd5Byte")
 	data := []byte{'a'}
 	assert.Equal("0cc175b9c0f1b6a831c399e269772661", Md5Byte(data))
 }
 func TestMd5ByteWithBase64(t *testing.T) {
 	assert := internal.NewAssert(t, "TestMd5ByteWithBase64")
 	assert.Equal("XUFAKrxLKna5cZ2REBfFkg==", Md5ByteWithBase64([]byte("hello")))
 }
 func TestMd5File(t *testing.T) {
 	fileMd5, err := Md5File("./basic.go")
 	assert := internal.NewAssert(t, "TestMd5File")
@@ -33,6 +49,11 @@ func TestHmacMd5(t *testing.T) {
 	assert.Equal("5f4c9faaff0a1ad3007d9ddc06abe36d", HmacMd5("hello world", "12345"))
 }
 func TestHmacMd5WithBase64(t *testing.T) {
 	assert := internal.NewAssert(t, "TestHmacMd5WithBase64")
 	assert.Equal("6DQwbquJLYclJdSRinpjmg==", HmacMd5WithBase64("hello", "12345"))
 }
 func TestHmacSha1(t *testing.T) {
 	s := "hello world"
 	key := "12345"
@@ -43,6 +64,16 @@ func TestHmacSha1(t *testing.T) {
 	assert.Equal(expected, hmacSha1)
 }
 func TestHmacSha1WithBase64(t *testing.T) {
 	s := "hello"
 	key := "12345"
 	hmacSha1 := HmacSha1WithBase64(s, key)
 	expected := "XGqdsMzLkuNu0DI/0Jt/k23prOA="
 	assert := internal.NewAssert(t, "TestHmacSha1")
 	assert.Equal(expected, hmacSha1)
 }
 func TestHmacSha256(t *testing.T) {
 	s := "hello world"
 	key := "12345"
@@ -53,6 +84,16 @@ func TestHmacSha256(t *testing.T) {
 	assert.Equal(expected, hmacSha256)
 }
 func TestHmacSha256WithBase64(t *testing.T) {
 	str := "hello"
 	key := "12345"
 	hms := HmacSha256WithBase64(str, key)
 	expected := "MVu5PE6YmGK6Ccti4F1zpfN2yzbw14btqwwyDQWf3nU="
 	assert := internal.NewAssert(t, "TestHmacSha256WithBase64")
 	assert.Equal(expected, hms)
 }
 func TestHmacSha512(t *testing.T) {
 	s := "hello world"
 	key := "12345"
@@ -63,6 +104,16 @@ func TestHmacSha512(t *testing.T) {
 	assert.Equal(expected, hmacSha512)
 }
 func TestHmacSha512WithBase64(t *testing.T) {
 	str := "hello"
 	key := "12345"
 	hms := HmacSha512WithBase64(str, key)
 	expected := "3Y8SkKndI9NU4lJtmi6c6M///dN8syCADRxsE9Lvw2Mog3ahlsVFja9T+OGqa0Wm2FYwPVwKIGS/+XhYYdSM/A=="
 	assert := internal.NewAssert(t, "TestHmacSha512WithBase64")
 	assert.Equal(expected, hms)
 }
 func TestSha1(t *testing.T) {
 	s := "hello world"
 	sha1 := Sha1(s)
@@ -72,6 +123,14 @@ func TestSha1(t *testing.T) {
 	assert.Equal(expected, sha1)
 }
 func TestSha1WithBase64(t *testing.T) {
 	str := Sha1WithBase64("hello")
 	expected := "qvTGHdzF6KLavt4PO0gs2a6pQ00="
 	assert := internal.NewAssert(t, "TestSha1WithBase64")
 	assert.Equal(expected, str)
 }
 func TestSha256(t *testing.T) {
 	s := "hello world"
 	sha256 := Sha256(s)
@@ -81,6 +140,14 @@ func TestSha256(t *testing.T) {
 	assert.Equal(expected, sha256)
 }
 func TestSha256WithBase64(t *testing.T) {
 	str := Sha256WithBase64("hello")
 	expected := "LPJNul+wow4m6DsqxbninhsWHlwfp0JecwQzYpOLmCQ="
 	assert := internal.NewAssert(t, "TestSha256WithBase64")
 	assert.Equal(expected, str)
 }
 func TestSha512(t *testing.T) {
 	s := "hello world"
 	sha512 := Sha512(s)
@@ -89,3 +156,11 @@ func TestSha512(t *testing.T) {
 	assert := internal.NewAssert(t, "TestSha512")
 	assert.Equal(expected, sha512)
 }
 func TestSha512WithBase64(t *testing.T) {
 	str := Sha512WithBase64("hello")
 	expected := "m3HSJL1i83hdltRq0+o9czGb+8KJDKra4t/3JRlnPKcjI8PZm6XBHXx6zG4UuMXaDEZjR1wuXDre9G9zvN7AQw=="
 	assert := internal.NewAssert(t, "TestSha512WithBase64")
 	assert.Equal(expected, str)
 }
--- a/cryptor/crypto.go
+++ b/cryptor/crypto.go
@@ -0,0 +1,463 @@
 // Copyright 2021 dudaodong@gmail.com. All rights reserved.
 // Use of this source code is governed by MIT license
 // Package cryptor implements some util functions to encrypt and decrypt.
 // Note:
 // 1. for aes crypt function, the `key` param length should be 16, 24 or 32. if not, will panic.
 package cryptor
 import (
 	"bytes"
 	"crypto/aes"
 	"crypto/cipher"
 	"crypto/des"
 	"crypto/rand"
 	"crypto/rsa"
 	"crypto/x509"
 	"encoding/pem"
 	"io"
 	"os"
 )
 // AesEcbEncrypt encrypt data with key use AES ECB algorithm
 // len(key) should be 16, 24 or 32
 func AesEcbEncrypt(data, key []byte) []byte {
 	size := len(key)
 	if size != 16 && size != 24 && size != 32 {
 		panic("key length shoud be 16 or 24 or 32")
 	}
 	cipher, _ := aes.NewCipher(generateAesKey(key, size))
 	length := (len(data) + aes.BlockSize) / aes.BlockSize
 	plain := make([]byte, length*aes.BlockSize)
 	copy(plain, data)
 	pad := byte(len(plain) - len(data))
 	for i := len(data); i < len(plain); i++ {
 		plain[i] = pad
 	}
 	encrypted := make([]byte, len(plain))
 	for bs, be := 0, cipher.BlockSize(); bs <= len(data); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
 		cipher.Encrypt(encrypted[bs:be], plain[bs:be])
 	}
 	return encrypted
 }
 // AesEcbDecrypt decrypt data with key use AES ECB algorithm
 // len(key) should be 16, 24 or 32
 func AesEcbDecrypt(encrypted, key []byte) []byte {
 	size := len(key)
 	if size != 16 && size != 24 && size != 32 {
 		panic("key length shoud be 16 or 24 or 32")
 	}
 	cipher, _ := aes.NewCipher(generateAesKey(key, size))
 	decrypted := make([]byte, len(encrypted))
 	for bs, be := 0, cipher.BlockSize(); bs < len(encrypted); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
 		cipher.Decrypt(decrypted[bs:be], encrypted[bs:be])
 	}
 	trim := 0
 	if len(decrypted) > 0 {
 		trim = len(decrypted) - int(decrypted[len(decrypted)-1])
 	}
 	return decrypted[:trim]
 }
 // AesCbcEncrypt encrypt data with key use AES CBC algorithm
 // len(key) should be 16, 24 or 32
 func AesCbcEncrypt(data, key []byte) []byte {
 	block, _ := aes.NewCipher(key)
 	data = pkcs7Padding(data, block.BlockSize())
 	encrypted := make([]byte, aes.BlockSize+len(data))
 	iv := encrypted[:aes.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	mode := cipher.NewCBCEncrypter(block, iv)
 	mode.CryptBlocks(encrypted[aes.BlockSize:], data)
 	return encrypted
 }
 // AesCbcDecrypt decrypt data with key use AES CBC algorithm
 // len(key) should be 16, 24 or 32
 func AesCbcDecrypt(encrypted, key []byte) []byte {
 	block, _ := aes.NewCipher(key)
 	iv := encrypted[:aes.BlockSize]
 	encrypted = encrypted[aes.BlockSize:]
 	mode := cipher.NewCBCDecrypter(block, iv)
 	mode.CryptBlocks(encrypted, encrypted)
 	decrypted := pkcs7UnPadding(encrypted)
 	return decrypted
 }
 // AesCtrCrypt encrypt data with key use AES CTR algorithm
 // len(key) should be 16, 24 or 32
 func AesCtrCrypt(data, key []byte) []byte {
 	block, _ := aes.NewCipher(key)
 	iv := bytes.Repeat([]byte("1"), block.BlockSize())
 	stream := cipher.NewCTR(block, iv)
 	dst := make([]byte, len(data))
 	stream.XORKeyStream(dst, data)
 	return dst
 }
 // AesCfbEncrypt encrypt data with key use AES CFB algorithm
 // len(key) should be 16, 24 or 32
 func AesCfbEncrypt(data, key []byte) []byte {
 	block, err := aes.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	encrypted := make([]byte, aes.BlockSize+len(data))
 	iv := encrypted[:aes.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	stream := cipher.NewCFBEncrypter(block, iv)
 	stream.XORKeyStream(encrypted[aes.BlockSize:], data)
 	return encrypted
 }
 // AesCfbDecrypt decrypt data with key use AES CFB algorithm
 // len(encrypted) should be great than 16, len(key) should be 16, 24 or 32
 func AesCfbDecrypt(encrypted, key []byte) []byte {
 	block, _ := aes.NewCipher(key)
 	if len(encrypted) < aes.BlockSize {
 		panic("encrypted data is too short")
 	}
 	iv := encrypted[:aes.BlockSize]
 	encrypted = encrypted[aes.BlockSize:]
 	stream := cipher.NewCFBDecrypter(block, iv)
 	stream.XORKeyStream(encrypted, encrypted)
 	return encrypted
 }
 // AesOfbEncrypt encrypt data with key use AES OFB algorithm
 // len(key) should be 16, 24 or 32
 func AesOfbEncrypt(data, key []byte) []byte {
 	block, err := aes.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	data = pkcs7Padding(data, aes.BlockSize)
 	encrypted := make([]byte, aes.BlockSize+len(data))
 	iv := encrypted[:aes.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	stream := cipher.NewOFB(block, iv)
 	stream.XORKeyStream(encrypted[aes.BlockSize:], data)
 	return encrypted
 }
 // AesOfbDecrypt decrypt data with key use AES OFB algorithm
 // len(key) should be 16, 24 or 32
 func AesOfbDecrypt(data, key []byte) []byte {
 	block, err := aes.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	iv := data[:aes.BlockSize]
 	data = data[aes.BlockSize:]
 	if len(data)%aes.BlockSize != 0 {
 		return nil
 	}
 	decrypted := make([]byte, len(data))
 	mode := cipher.NewOFB(block, iv)
 	mode.XORKeyStream(decrypted, data)
 	decrypted = pkcs7UnPadding(decrypted)
 	return decrypted
 }
 // DesEcbEncrypt encrypt data with key use DES ECB algorithm
 // len(key) should be 8
 func DesEcbEncrypt(data, key []byte) []byte {
 	cipher, _ := des.NewCipher(generateDesKey(key))
 	length := (len(data) + des.BlockSize) / des.BlockSize
 	plain := make([]byte, length*des.BlockSize)
 	copy(plain, data)
 	pad := byte(len(plain) - len(data))
 	for i := len(data); i < len(plain); i++ {
 		plain[i] = pad
 	}
 	encrypted := make([]byte, len(plain))
 	for bs, be := 0, cipher.BlockSize(); bs <= len(data); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
 		cipher.Encrypt(encrypted[bs:be], plain[bs:be])
 	}
 	return encrypted
 }
 // DesEcbDecrypt decrypt data with key use DES ECB algorithm
 // len(key) should be 8
 func DesEcbDecrypt(encrypted, key []byte) []byte {
 	cipher, _ := des.NewCipher(generateDesKey(key))
 	decrypted := make([]byte, len(encrypted))
 	for bs, be := 0, cipher.BlockSize(); bs < len(encrypted); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
 		cipher.Decrypt(decrypted[bs:be], encrypted[bs:be])
 	}
 	trim := 0
 	if len(decrypted) > 0 {
 		trim = len(decrypted) - int(decrypted[len(decrypted)-1])
 	}
 	return decrypted[:trim]
 }
 // DesCbcEncrypt encrypt data with key use DES CBC algorithm
 // len(key) should be 8
 func DesCbcEncrypt(data, key []byte) []byte {
 	block, _ := des.NewCipher(key)
 	data = pkcs7Padding(data, block.BlockSize())
 	encrypted := make([]byte, des.BlockSize+len(data))
 	iv := encrypted[:des.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	mode := cipher.NewCBCEncrypter(block, iv)
 	mode.CryptBlocks(encrypted[des.BlockSize:], data)
 	return encrypted
 }
 // DesCbcDecrypt decrypt data with key use DES CBC algorithm
 // len(key) should be 8
 func DesCbcDecrypt(encrypted, key []byte) []byte {
 	block, _ := des.NewCipher(key)
 	iv := encrypted[:des.BlockSize]
 	encrypted = encrypted[des.BlockSize:]
 	mode := cipher.NewCBCDecrypter(block, iv)
 	mode.CryptBlocks(encrypted, encrypted)
 	decrypted := pkcs7UnPadding(encrypted)
 	return decrypted
 }
 // DesCtrCrypt encrypt data with key use DES CTR algorithm
 // len(key) should be 8
 func DesCtrCrypt(data, key []byte) []byte {
 	block, _ := des.NewCipher(key)
 	iv := bytes.Repeat([]byte("1"), block.BlockSize())
 	stream := cipher.NewCTR(block, iv)
 	dst := make([]byte, len(data))
 	stream.XORKeyStream(dst, data)
 	return dst
 }
 // DesCfbEncrypt encrypt data with key use DES CFB algorithm
 // len(key) should be 8
 func DesCfbEncrypt(data, key []byte) []byte {
 	block, err := des.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	encrypted := make([]byte, des.BlockSize+len(data))
 	iv := encrypted[:des.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	stream := cipher.NewCFBEncrypter(block, iv)
 	stream.XORKeyStream(encrypted[des.BlockSize:], data)
 	return encrypted
 }
 // DesCfbDecrypt decrypt data with key use DES CFB algorithm
 // len(encrypted) should be great than 16, len(key) should be 8
 func DesCfbDecrypt(encrypted, key []byte) []byte {
 	block, _ := des.NewCipher(key)
 	if len(encrypted) < des.BlockSize {
 		panic("encrypted data is too short")
 	}
 	iv := encrypted[:des.BlockSize]
 	encrypted = encrypted[des.BlockSize:]
 	stream := cipher.NewCFBDecrypter(block, iv)
 	stream.XORKeyStream(encrypted, encrypted)
 	return encrypted
 }
 // DesOfbEncrypt encrypt data with key use DES OFB algorithm
 // len(key) should be 16, 24 or 32
 func DesOfbEncrypt(data, key []byte) []byte {
 	block, err := des.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	data = pkcs7Padding(data, des.BlockSize)
 	encrypted := make([]byte, des.BlockSize+len(data))
 	iv := encrypted[:des.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	stream := cipher.NewOFB(block, iv)
 	stream.XORKeyStream(encrypted[des.BlockSize:], data)
 	return encrypted
 }
 // DesOfbDecrypt decrypt data with key use DES OFB algorithm
 // len(key) should be 8
 func DesOfbDecrypt(data, key []byte) []byte {
 	block, err := des.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	iv := data[:des.BlockSize]
 	data = data[des.BlockSize:]
 	if len(data)%des.BlockSize != 0 {
 		return nil
 	}
 	decrypted := make([]byte, len(data))
 	mode := cipher.NewOFB(block, iv)
 	mode.XORKeyStream(decrypted, data)
 	decrypted = pkcs7UnPadding(decrypted)
 	return decrypted
 }
 // GenerateRsaKey make  a rsa private key, and return key file name
 // Generated key file is `rsa_private.pem` and `rsa_public.pem` in current path
 func GenerateRsaKey(keySize int, priKeyFile, pubKeyFile string) error {
 	// private key
 	privateKey, err := rsa.GenerateKey(rand.Reader, keySize)
 	if err != nil {
 		return err
 	}
 	derText := x509.MarshalPKCS1PrivateKey(privateKey)
 	block := pem.Block{
 		Type:  "rsa private key",
 		Bytes: derText,
 	}
 	//file,err := os.Create("rsa_private.pem")
 	file, err := os.Create(priKeyFile)
 	if err != nil {
 		panic(err)
 	}
 	pem.Encode(file, &block)
 	file.Close()
 	// public key
 	publicKey := privateKey.PublicKey
 	derpText, err := x509.MarshalPKIXPublicKey(&publicKey)
 	if err != nil {
 		return err
 	}
 	block = pem.Block{
 		Type:  "rsa public key",
 		Bytes: derpText,
 	}
 	//file,err = os.Create("rsa_public.pem")
 	file, err = os.Create(pubKeyFile)
 	if err != nil {
 		return err
 	}
 	pem.Encode(file, &block)
 	file.Close()
 	return nil
 }
 // RsaEncrypt encrypt data with ras algorithm
 func RsaEncrypt(data []byte, pubKeyFileName string) []byte {
 	file, err := os.Open(pubKeyFileName)
 	if err != nil {
 		panic(err)
 	}
 	fileInfo, err := file.Stat()
 	if err != nil {
 		panic(err)
 	}
 	defer file.Close()
 	buf := make([]byte, fileInfo.Size())
 	file.Read(buf)
 	block, _ := pem.Decode(buf)
 	pubInterface, err := x509.ParsePKIXPublicKey(block.Bytes)
 	if err != nil {
 		panic(err)
 	}
 	pubKey := pubInterface.(*rsa.PublicKey)
 	cipherText, err := rsa.EncryptPKCS1v15(rand.Reader, pubKey, data)
 	if err != nil {
 		panic(err)
 	}
 	return cipherText
 }
 // RsaDecrypt decrypt data with ras algorithm
 func RsaDecrypt(data []byte, privateKeyFileName string) []byte {
 	file, err := os.Open(privateKeyFileName)
 	if err != nil {
 		panic(err)
 	}
 	fileInfo, err := file.Stat()
 	if err != nil {
 		panic(err)
 	}
 	buf := make([]byte, fileInfo.Size())
 	defer file.Close()
 	file.Read(buf)
 	block, _ := pem.Decode(buf)
 	priKey, err := x509.ParsePKCS1PrivateKey(block.Bytes)
 	if err != nil {
 		panic(err)
 	}
 	plainText, err := rsa.DecryptPKCS1v15(rand.Reader, priKey, data)
 	if err != nil {
 		panic(err)
 	}
 	return plainText
 }
--- a/cryptor/crypto_test.go
+++ b/cryptor/crypto_test.go
@@ -0,0 +1,130 @@
 package cryptor
 import (
 	"testing"
 	"github.com/duke-git/lancet/internal"
 )
 func TestAesEcbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefghijklmnop"
 	aesEcbEncrypt := AesEcbEncrypt([]byte(data), []byte(key))
 	aesEcbDecrypt := AesEcbDecrypt(aesEcbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestAesEcbEncrypt")
 	assert.Equal(data, string(aesEcbDecrypt))
 }
 func TestAesCbcEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefghijklmnop"
 	aesCbcEncrypt := AesCbcEncrypt([]byte(data), []byte(key))
 	aesCbcDecrypt := AesCbcDecrypt(aesCbcEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestAesCbcEncrypt")
 	assert.Equal(data, string(aesCbcDecrypt))
 }
 func TestAesCtrCrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefghijklmnop"
 	aesCtrCrypt := AesCtrCrypt([]byte(data), []byte(key))
 	aesCtrDeCrypt := AesCtrCrypt(aesCtrCrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestAesCtrCrypt")
 	assert.Equal(data, string(aesCtrDeCrypt))
 }
 func TestAesCfbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefghijklmnop"
 	aesCfbEncrypt := AesCfbEncrypt([]byte(data), []byte(key))
 	aesCfbDecrypt := AesCfbDecrypt(aesCfbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestAesCfbEncrypt")
 	assert.Equal(data, string(aesCfbDecrypt))
 }
 func TestAesOfbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefghijklmnop"
 	aesOfbEncrypt := AesOfbEncrypt([]byte(data), []byte(key))
 	aesOfbDecrypt := AesOfbDecrypt(aesOfbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestAesOfbEncrypt")
 	assert.Equal(data, string(aesOfbDecrypt))
 }
 func TestDesEcbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefgh"
 	desEcbEncrypt := DesEcbEncrypt([]byte(data), []byte(key))
 	desEcbDecrypt := DesEcbDecrypt(desEcbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestDesEcbEncrypt")
 	assert.Equal(data, string(desEcbDecrypt))
 }
 func TestDesCbcEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefgh"
 	desCbcEncrypt := DesCbcEncrypt([]byte(data), []byte(key))
 	desCbcDecrypt := DesCbcDecrypt(desCbcEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestDesCbcEncrypt")
 	assert.Equal(data, string(desCbcDecrypt))
 }
 func TestDesCtrCrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefgh"
 	desCtrCrypt := DesCtrCrypt([]byte(data), []byte(key))
 	desCtrDeCrypt := DesCtrCrypt(desCtrCrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestDesCtrCrypt")
 	assert.Equal(data, string(desCtrDeCrypt))
 }
 func TestDesCfbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefgh"
 	desCfbEncrypt := DesCfbEncrypt([]byte(data), []byte(key))
 	desCfbDecrypt := DesCfbDecrypt(desCfbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestDesCfbEncrypt")
 	assert.Equal(data, string(desCfbDecrypt))
 }
 func TestDesOfbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefgh"
 	desOfbEncrypt := DesOfbEncrypt([]byte(data), []byte(key))
 	desOfbDecrypt := DesOfbDecrypt(desOfbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestDesOfbEncrypt")
 	assert.Equal(data, string(desOfbDecrypt))
 }
 func TestRsaEncrypt(t *testing.T) {
 	err := GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
 	if err != nil {
 		t.FailNow()
 	}
 	data := []byte("hello world")
 	encrypted := RsaEncrypt(data, "rsa_public.pem")
 	decrypted := RsaDecrypt(encrypted, "rsa_private.pem")
 	assert := internal.NewAssert(t, "TestRsaEncrypt")
 	assert.Equal(string(data), string(decrypted))
 }
--- a/cryptor/des.go
+++ b/cryptor/des.go
@@ -1,178 +0,0 @@
 // Copyright 2021 dudaodong@gmail.com. All rights reserved.
 // Use of this source code is governed by MIT license
 // Package cryptor implements some util functions to encrypt and decrypt.
 package cryptor
 import (
 	"bytes"
 	"crypto/cipher"
 	"crypto/des"
 	"crypto/rand"
 	"io"
 )
 // DesEcbEncrypt encrypt data with key use DES ECB algorithm
 // len(key) should be 8
 func DesEcbEncrypt(data, key []byte) []byte {
 	cipher, _ := des.NewCipher(generateDesKey(key))
 	length := (len(data) + des.BlockSize) / des.BlockSize
 	plain := make([]byte, length*des.BlockSize)
 	copy(plain, data)
 	pad := byte(len(plain) - len(data))
 	for i := len(data); i < len(plain); i++ {
 		plain[i] = pad
 	}
 	encrypted := make([]byte, len(plain))
 	for bs, be := 0, cipher.BlockSize(); bs <= len(data); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
 		cipher.Encrypt(encrypted[bs:be], plain[bs:be])
 	}
 	return encrypted
 }
 // DesEcbDecrypt decrypt data with key use DES ECB algorithm
 // len(key) should be 8
 func DesEcbDecrypt(encrypted, key []byte) []byte {
 	cipher, _ := des.NewCipher(generateDesKey(key))
 	decrypted := make([]byte, len(encrypted))
 	for bs, be := 0, cipher.BlockSize(); bs < len(encrypted); bs, be = bs+cipher.BlockSize(), be+cipher.BlockSize() {
 		cipher.Decrypt(decrypted[bs:be], encrypted[bs:be])
 	}
 	trim := 0
 	if len(decrypted) > 0 {
 		trim = len(decrypted) - int(decrypted[len(decrypted)-1])
 	}
 	return decrypted[:trim]
 }
 // DesCbcEncrypt encrypt data with key use DES CBC algorithm
 // len(key) should be 8
 func DesCbcEncrypt(data, key []byte) []byte {
 	block, _ := des.NewCipher(key)
 	data = pkcs7Padding(data, block.BlockSize())
 	encrypted := make([]byte, des.BlockSize+len(data))
 	iv := encrypted[:des.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	mode := cipher.NewCBCEncrypter(block, iv)
 	mode.CryptBlocks(encrypted[des.BlockSize:], data)
 	return encrypted
 }
 // DesCbcDecrypt decrypt data with key use DES CBC algorithm
 // len(key) should be 8
 func DesCbcDecrypt(encrypted, key []byte) []byte {
 	block, _ := des.NewCipher(key)
 	iv := encrypted[:des.BlockSize]
 	encrypted = encrypted[des.BlockSize:]
 	mode := cipher.NewCBCDecrypter(block, iv)
 	mode.CryptBlocks(encrypted, encrypted)
 	decrypted := pkcs7UnPadding(encrypted)
 	return decrypted
 }
 // DesCtrCrypt encrypt data with key use DES CTR algorithm
 // len(key) should be 8
 func DesCtrCrypt(data, key []byte) []byte {
 	block, _ := des.NewCipher(key)
 	iv := bytes.Repeat([]byte("1"), block.BlockSize())
 	stream := cipher.NewCTR(block, iv)
 	dst := make([]byte, len(data))
 	stream.XORKeyStream(dst, data)
 	return dst
 }
 // DesCfbEncrypt encrypt data with key use DES CFB algorithm
 // len(key) should be 8
 func DesCfbEncrypt(data, key []byte) []byte {
 	block, err := des.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	encrypted := make([]byte, des.BlockSize+len(data))
 	iv := encrypted[:des.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	stream := cipher.NewCFBEncrypter(block, iv)
 	stream.XORKeyStream(encrypted[des.BlockSize:], data)
 	return encrypted
 }
 // DesCfbDecrypt decrypt data with key use DES CFB algorithm
 // len(encrypted) should be great than 16, len(key) should be 8
 func DesCfbDecrypt(encrypted, key []byte) []byte {
 	block, _ := des.NewCipher(key)
 	if len(encrypted) < des.BlockSize {
 		panic("encrypted data is too short")
 	}
 	iv := encrypted[:des.BlockSize]
 	encrypted = encrypted[des.BlockSize:]
 	stream := cipher.NewCFBDecrypter(block, iv)
 	stream.XORKeyStream(encrypted, encrypted)
 	return encrypted
 }
 // DesOfbEncrypt encrypt data with key use DES OFB algorithm
 // len(key) should be 16, 24 or 32
 func DesOfbEncrypt(data, key []byte) []byte {
 	block, err := des.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	data = pkcs7Padding(data, des.BlockSize)
 	encrypted := make([]byte, des.BlockSize+len(data))
 	iv := encrypted[:des.BlockSize]
 	if _, err := io.ReadFull(rand.Reader, iv); err != nil {
 		panic(err)
 	}
 	stream := cipher.NewOFB(block, iv)
 	stream.XORKeyStream(encrypted[des.BlockSize:], data)
 	return encrypted
 }
 // DesOfbDecrypt decrypt data with key use DES OFB algorithm
 // len(key) should be 8
 func DesOfbDecrypt(data, key []byte) []byte {
 	block, err := des.NewCipher(key)
 	if err != nil {
 		panic(err)
 	}
 	iv := data[:des.BlockSize]
 	data = data[des.BlockSize:]
 	if len(data)%des.BlockSize != 0 {
 		return nil
 	}
 	decrypted := make([]byte, len(data))
 	mode := cipher.NewOFB(block, iv)
 	mode.XORKeyStream(decrypted, data)
 	decrypted = pkcs7UnPadding(decrypted)
 	return decrypted
 }
--- a/cryptor/des_test.go
+++ b/cryptor/des_test.go
@@ -1,62 +0,0 @@
 package cryptor
 import (
 	"testing"
 	"github.com/duke-git/lancet/internal"
 )
 func TestDesEcbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefgh"
 	desEcbEncrypt := DesEcbEncrypt([]byte(data), []byte(key))
 	desEcbDecrypt := DesEcbDecrypt(desEcbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestDesEcbEncrypt")
 	assert.Equal(data, string(desEcbDecrypt))
 }
 func TestDesCbcEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefgh"
 	desCbcEncrypt := DesCbcEncrypt([]byte(data), []byte(key))
 	desCbcDecrypt := DesCbcDecrypt(desCbcEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestDesCbcEncrypt")
 	assert.Equal(data, string(desCbcDecrypt))
 }
 func TestDesCtrCrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefgh"
 	desCtrCrypt := DesCtrCrypt([]byte(data), []byte(key))
 	desCtrDeCrypt := DesCtrCrypt(desCtrCrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestDesCtrCrypt")
 	assert.Equal(data, string(desCtrDeCrypt))
 }
 func TestDesCfbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefgh"
 	desCfbEncrypt := DesCfbEncrypt([]byte(data), []byte(key))
 	desCfbDecrypt := DesCfbDecrypt(desCfbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestDesCfbEncrypt")
 	assert.Equal(data, string(desCfbDecrypt))
 }
 func TestDesOfbEncrypt(t *testing.T) {
 	data := "hello world"
 	key := "abcdefgh"
 	desOfbEncrypt := DesOfbEncrypt([]byte(data), []byte(key))
 	desOfbDecrypt := DesOfbDecrypt(desOfbEncrypt, []byte(key))
 	assert := internal.NewAssert(t, "TestDesOfbEncrypt")
 	assert.Equal(data, string(desOfbDecrypt))
 }
--- a/cryptor/rsa.go
+++ b/cryptor/rsa.go
@@ -1,118 +0,0 @@
 // Copyright 2021 dudaodong@gmail.com. All rights reserved.
 // Use of this source code is governed by MIT license
 // Package cryptor implements some util functions to encrypt and decrypt.
 package cryptor
 import (
 	"crypto/rand"
 	"crypto/rsa"
 	"crypto/x509"
 	"encoding/pem"
 	"os"
 )
 // GenerateRsaKey make  a rsa private key, and return key file name
 // Generated key file is `rsa_private.pem` and `rsa_public.pem` in current path
 func GenerateRsaKey(keySize int, priKeyFile, pubKeyFile string) error {
 	// private key
 	privateKey, err := rsa.GenerateKey(rand.Reader, keySize)
 	if err != nil {
 		return err
 	}
 	derText := x509.MarshalPKCS1PrivateKey(privateKey)
 	block := pem.Block{
 		Type:  "rsa private key",
 		Bytes: derText,
 	}
 	//file,err := os.Create("rsa_private.pem")
 	file, err := os.Create(priKeyFile)
 	if err != nil {
 		panic(err)
 	}
 	pem.Encode(file, &block)
 	file.Close()
 	// public key
 	publicKey := privateKey.PublicKey
 	derpText, err := x509.MarshalPKIXPublicKey(&publicKey)
 	if err != nil {
 		return err
 	}
 	block = pem.Block{
 		Type:  "rsa public key",
 		Bytes: derpText,
 	}
 	//file,err = os.Create("rsa_public.pem")
 	file, err = os.Create(pubKeyFile)
 	if err != nil {
 		return err
 	}
 	pem.Encode(file, &block)
 	file.Close()
 	return nil
 }
 // RsaEncrypt encrypt data with ras algorithm
 func RsaEncrypt(data []byte, pubKeyFileName string) []byte {
 	file, err := os.Open(pubKeyFileName)
 	if err != nil {
 		panic(err)
 	}
 	fileInfo, err := file.Stat()
 	if err != nil {
 		panic(err)
 	}
 	defer file.Close()
 	buf := make([]byte, fileInfo.Size())
 	file.Read(buf)
 	block, _ := pem.Decode(buf)
 	pubInterface, err := x509.ParsePKIXPublicKey(block.Bytes)
 	if err != nil {
 		panic(err)
 	}
 	pubKey := pubInterface.(*rsa.PublicKey)
 	cipherText, err := rsa.EncryptPKCS1v15(rand.Reader, pubKey, data)
 	if err != nil {
 		panic(err)
 	}
 	return cipherText
 }
 // RsaDecrypt decrypt data with ras algorithm
 func RsaDecrypt(data []byte, privateKeyFileName string) []byte {
 	file, err := os.Open(privateKeyFileName)
 	if err != nil {
 		panic(err)
 	}
 	fileInfo, err := file.Stat()
 	if err != nil {
 		panic(err)
 	}
 	buf := make([]byte, fileInfo.Size())
 	defer file.Close()
 	file.Read(buf)
 	block, _ := pem.Decode(buf)
 	priKey, err := x509.ParsePKCS1PrivateKey(block.Bytes)
 	if err != nil {
 		panic(err)
 	}
 	plainText, err := rsa.DecryptPKCS1v15(rand.Reader, priKey, data)
 	if err != nil {
 		panic(err)
 	}
 	return plainText
 }
--- a/cryptor/rsa_test.go
+++ b/cryptor/rsa_test.go
@@ -1,20 +0,0 @@
 package cryptor
 import (
 	"testing"
 	"github.com/duke-git/lancet/internal"
 )
 func TestRsaEncrypt(t *testing.T) {
 	err := GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
 	if err != nil {
 		t.FailNow()
 	}
 	data := []byte("hello world")
 	encrypted := RsaEncrypt(data, "rsa_public.pem")
 	decrypted := RsaDecrypt(encrypted, "rsa_private.pem")
 	assert := internal.NewAssert(t, "TestRsaEncrypt")
 	assert.Equal(string(data), string(decrypted))
 }
--- a/datetime/datetime.go
+++ b/datetime/datetime.go
@@ -3,7 +3,7 @@
 // Package datetime implements some functions to format date and time.
 // Note:
-// 1. `format` param in FormatTimeToStr function should be as flow:
+// 1. `format` param in FormatTimeToStr function should be as flow (case no sensitive):
 // "yyyy-mm-dd hh:mm:ss"
 // "yyyy-mm-dd hh:mm"
 // "yyyy-mm-dd hh"
@@ -18,14 +18,20 @@
 // "yyyy/mm"
 // "mm/dd"
 // "dd/mm/yy hh:mm:ss"
 // "yyyymmdd"
 // "mmddyy"
 // "yyyy"
 // "yy"
 // "mm"
 // "hh:mm:ss"
 // "hh:mm"
 // "mm:ss"
 package datetime
 import (
 	"fmt"
 	"strings"
 	"time"
 )
@@ -47,9 +53,13 @@ func init() {
 		"yyyy/mm":             "2006/01",
 		"mm/dd":               "01/02",
 		"dd/mm/yy hh:mm:ss":   "02/01/06 15:04:05",
 		"yyyymmdd":            "20060102",
 		"mmddyy":              "010206",
 		"yyyy":                "2006",
 		"yy":                  "06",
 		"mm":                  "01",
 		"hh:mm:ss":            "15:04:05",
 		"hh:mm":               "15:04",
 		"mm:ss":               "04:05",
 	}
 }
@@ -102,18 +112,39 @@ func GetNightTimestamp() int64 {
 }
 // FormatTimeToStr convert time to string
-func FormatTimeToStr(t time.Time, format string) string {
+func FormatTimeToStr(t time.Time, format string, timezone ...string) string {
-	return t.Format(timeFormat[format])
+	tf, ok := timeFormat[strings.ToLower(format)]
 	if !ok {
 		return ""
 	}
 	if timezone != nil && timezone[0] != "" {
 		loc, err := time.LoadLocation(timezone[0])
 		if err != nil {
 			return ""
 		}
 		return t.In(loc).Format(tf)
 	}
 	return t.Format(tf)
 }
 // FormatStrToTime convert string to time
-func FormatStrToTime(str, format string) (time.Time, error) {
+func FormatStrToTime(str, format string, timezone ...string) (time.Time, error) {
-	v, ok := timeFormat[format]
+	tf, ok := timeFormat[strings.ToLower(format)]
 	if !ok {
-		return time.Time{}, fmt.Errorf("format %s not found", format)
+		return time.Time{}, fmt.Errorf("format %s not support", format)
 	}
-	return time.Parse(v, str)
+	if timezone != nil && timezone[0] != "" {
 		loc, err := time.LoadLocation(timezone[0])
 		if err != nil {
 			return time.Time{}, err
 		}
 		return time.ParseInLocation(tf, str, loc)
 	}
 	return time.Parse(tf, str)
 }
 // BeginOfMinute return beginning minute time of day
@@ -210,3 +241,83 @@ func DayOfYear(t time.Time) int {
 func IsWeekend(t time.Time) bool {
 	return time.Saturday == t.Weekday() || time.Sunday == t.Weekday()
 }
 // NowDateOrTime return current datetime with specific format and timezone.
 func NowDateOrTime(format string, timezone ...string) string {
 	tf, ok := timeFormat[strings.ToLower(format)]
 	if !ok {
 		return ""
 	}
 	if timezone != nil && timezone[0] != "" {
 		loc, err := time.LoadLocation(timezone[0])
 		if err != nil {
 			return ""
 		}
 		return time.Now().In(loc).Format(tf)
 	}
 	return time.Now().Format(tf)
 }
 // Timestamp return current second timestamp.
 func Timestamp(timezone ...string) int64 {
 	t := time.Now()
 	if timezone != nil && timezone[0] != "" {
 		loc, err := time.LoadLocation(timezone[0])
 		if err != nil {
 			return 0
 		}
 		t = t.In(loc)
 	}
 	return t.Unix()
 }
 // TimestampMilli return current mill second timestamp.
 func TimestampMilli(timezone ...string) int64 {
 	t := time.Now()
 	if timezone != nil && timezone[0] != "" {
 		loc, err := time.LoadLocation(timezone[0])
 		if err != nil {
 			return 0
 		}
 		t = t.In(loc)
 	}
 	return int64(time.Nanosecond) * t.UnixNano() / int64(time.Millisecond)
 }
 // TimestampMicro return current micro second timestamp.
 func TimestampMicro(timezone ...string) int64 {
 	t := time.Now()
 	if timezone != nil && timezone[0] != "" {
 		loc, err := time.LoadLocation(timezone[0])
 		if err != nil {
 			return 0
 		}
 		t = t.In(loc)
 	}
 	return int64(time.Nanosecond) * t.UnixNano() / int64(time.Microsecond)
 }
 // TimestampNano return current nano second timestamp.
 func TimestampNano(timezone ...string) int64 {
 	t := time.Now()
 	if timezone != nil && timezone[0] != "" {
 		loc, err := time.LoadLocation(timezone[0])
 		if err != nil {
 			return 0
 		}
 		t = t.In(loc)
 	}
 	return t.UnixNano()
 }
--- a/datetime/datetime_test.go
+++ b/datetime/datetime_test.go
@@ -298,3 +298,38 @@ func TestIsWeekend(t *testing.T) {
 	result2 := IsWeekend(date2)
 	assert.Equal(false, result2)
 }
 func TestNowDateOrTime(t *testing.T) {
 	t.Parallel()
 	formats := []string{
 		"yyyy-mm-dd hh:mm:ss",
 		"yyyy-mm-dd",
 		"dd-mm-yy hh:mm:ss",
 		"yyyy/mm/dd hh:mm:ss",
 		"hh:mm:ss",
 		"yyyy/mm",
 		"yyyy-mm-dd hh",
 	}
 	for i := 0; i < len(formats); i++ {
 		result := NowDateOrTime(formats[i], "UTC")
 		t.Log(result)
 	}
 }
 func TestTimestamp(t *testing.T) {
 	t.Parallel()
 	ts1 := Timestamp()
 	t.Log(ts1)
 	ts2 := TimestampMilli()
 	t.Log(ts2)
 	ts3 := TimestampMicro()
 	t.Log(ts3)
 	ts4 := TimestampNano()
 	t.Log(ts4)
 }
--- a/docs/convertor.md
+++ b/docs/convertor.md
@@ -38,6 +38,8 @@ import (
 -   [DeepClone](#DeepClone)
 -   [CopyProperties](#CopyProperties)
 -   [ToInterface](#ToInterface)
 -   [Utf8ToGbk](#Utf8ToGbk)
 -   [GbkToUtf8](#GbkToUtf8)
 <div STYLE="page-break-after: always;"></div>
@@ -606,15 +608,82 @@ import (
 func main() {
    val := reflect.ValueOf("abc")
-	iVal, ok := convertor.ToInterface(val)
+    iVal, ok := convertor.ToInterface(val)
-	fmt.Printf("%T\n", iVal)
+    fmt.Printf("%T\n", iVal)
-	fmt.Printf("%v\n", iVal)
+    fmt.Printf("%v\n", iVal)
-	fmt.Println(ok)
+    fmt.Println(ok)
-	// Output:
+    // Output:
-	// string
+    // string
-	// abc
+    // abc
-	// true    
+    // true    
 }
 ```
 ### <span id="Utf8ToGbk">Utf8ToGbk</span>
 <p>Converts utf8 encoding data to GBK encoding data.</p>
 <b>Signature:</b>
 ```go
 func Utf8ToGbk(bs []byte) ([]byte, error)
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/convertor"
    "github.com/duke-git/lancet/validator"
 )
 func main() {
    utf8Data := []byte("hello")
    gbkData, _ := convertor.Utf8ToGbk(utf8Data)
    fmt.Println(utf8.Valid(utf8Data))
    fmt.Println(validator.IsGBK(gbkData))
    // Output:
    // true
    // true   
 }
 ```
 ### <span id="GbkToUtf8">GbkToUtf8</span>
 <p>Converts GBK encoding data to utf8 encoding data.</p>
 <b>Signature:</b>
 ```go
 func GbkToUtf8(bs []byte) ([]byte, error)
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/convertor"
 )
 func main() {
    gbkData, _ := convertor.Utf8ToGbk([]byte("hello"))
    utf8Data, _ := convertor.GbkToUtf8(gbkData)
    fmt.Println(utf8.Valid(utf8Data))
    fmt.Println(string(utf8Data))
    // Output:
    // true
    // hello   
 }
 ```
--- a/docs/convertor_zh-CN.md
+++ b/docs/convertor_zh-CN.md
@@ -38,6 +38,8 @@ import (
 -   [DeepClone](#DeepClone)
 -   [CopyProperties](#CopyProperties)
 -   [ToInterface](#ToInterface)
 -   [Utf8ToGbk](#Utf8ToGbk)
 -   [GbkToUtf8](#GbkToUtf8)
 <div STYLE="page-break-after: always;"></div>
@@ -606,15 +608,82 @@ import (
 func main() {
    val := reflect.ValueOf("abc")
-	iVal, ok := convertor.ToInterface(val)
+    iVal, ok := convertor.ToInterface(val)
-	fmt.Printf("%T\n", iVal)
+    fmt.Printf("%T\n", iVal)
-	fmt.Printf("%v\n", iVal)
+    fmt.Printf("%v\n", iVal)
-	fmt.Println(ok)
+    fmt.Println(ok)
-	// Output:
+    // Output:
-	// string
+    // string
-	// abc
+    // abc
-	// true    
+    // true    
 }
 ```
 ### <span id="Utf8ToGbk">Utf8ToGbk</span>
 <p>utf8编码转GBK编码。</p>
 <b>函数签名:</b>
 ```go
 func Utf8ToGbk(bs []byte) ([]byte, error)
 ```
 <b>示例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/convertor"
    "github.com/duke-git/lancet/validator"
 )
 func main() {
    utf8Data := []byte("hello")
    gbkData, _ := convertor.Utf8ToGbk(utf8Data)
    fmt.Println(utf8.Valid(utf8Data))
    fmt.Println(validator.IsGBK(gbkData))
    // Output:
    // true
    // true   
 }
 ```
 ### <span id="GbkToUtf8">GbkToUtf8</span>
 <p>GBK编码转utf8编码。</p>
 <b>函数签名:</b>
 ```go
 func GbkToUtf8(bs []byte) ([]byte, error)
 ```
 <b>示例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/convertor"
 )
 func main() {
    gbkData, _ := convertor.Utf8ToGbk([]byte("hello"))
    utf8Data, _ := convertor.GbkToUtf8(gbkData)
    fmt.Println(utf8.Valid(utf8Data))
    fmt.Println(string(utf8Data))
    // Output:
    // true
    // hello   
 }
 ```
--- a/docs/cryptor.md
+++ b/docs/cryptor.md
@@ -6,10 +6,8 @@ Package cryptor contains some functions for data encryption and decryption. Supp
 ## Source:
 -   [https://github.com/duke-git/lancet/blob/v1/cryptor/aes.go](https://github.com/duke-git/lancet/blob/v1/cryptor/aes.go)
 -   [https://github.com/duke-git/lancet/blob/v1/cryptor/des.go](https://github.com/duke-git/lancet/blob/v1/cryptor/des.go)
 -   [https://github.com/duke-git/lancet/blob/v1/cryptor/basic.go](https://github.com/duke-git/lancet/blob/v1/cryptor/basic.go)
-   [https://github.com/duke-git/lancet/blob/v1/cryptor/rsa.go](https://github.com/duke-git/lancet/blob/v1/cryptor/rsa.go)
+-   [https://github.com/duke-git/lancet/blob/v1/cryptor/crypto.go](https://github.com/duke-git/lancet/blob/v1/cryptor/crypto.go)
 <div STYLE="page-break-after: always;"></div>
@@ -46,14 +44,24 @@ import (
 -   [DesOfbEncrypt](#DesOfbEncrypt)
 -   [DesOfbDecrypt](#DesOfbDecrypt)
 -   [HmacMd5](#HmacMd5)
 -   [HmacMd5WithBase64](#HmacMd5WithBase64)
 -   [HmacSha1](#HmacSha1)
 -   [HmacSha1WithBase64](#HmacSha1WithBase64)
 -   [HmacSha256](#HmacSha256)
 -   [HmacSha256WithBase64](#HmacSha256WithBase64)
 -   [HmacSha512](#HmacSha512)
 -   [HmacSha512WithBase64](#HmacSha512WithBase64)
 -   [Md5String](#Md5String)
 -   [Md5StringWithBase64](#Md5StringWithBase64)
 -   [Md5Byte](#Md5Byte)
 -   [Md5ByteWithBase64](#Md5ByteWithBase64)
 -   [Md5File](#Md5File)
 -   [Sha1](#Sha1)
 -   [Sha1WithBase64](#Sha1WithBase64)
 -   [Sha256](#Sha256)
 -   [Sha256WithBase64](#Sha256WithBase64)
 -   [Sha512](#Sha512)
 -   [Sha512WithBase64](#Sha512WithBase64)
 -   [GenerateRsaKey](#GenerateRsaKey)
 -   [RsaEncrypt](#RsaEncrypt)
 -   [RsaDecrypt](#RsaDecrypt)
@@ -664,6 +672,32 @@ func main() {
 }
 ```
 ### <span id="HmacMd5WithBase64">HmacMd5WithBase64</span>
 <p>Return the hmac hash of string use md5 with base64.</p>
 <b>Signature:</b>
 ```go
 func HmacMd5WithBase64(data, key string) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    s := cryptor.HmacMd5WithBase64("hello", "12345"))
    fmt.Println(s) //6DQwbquJLYclJdSRinpjmg==
 }
 ```
 ### <span id="HmacSha1">HmacSha1</span>
 <p>Get the sha1 hmac hash of string.</p>
@@ -689,6 +723,37 @@ func main() {
    fmt.Println(s) //3826f812255d8683f051ee97346d1359234d5dbd
 }
 ```
 ### <span id="HmacSha1WithBase64">HmacSha1WithBase64</span>
 <p>Return the hmac hash of string use sha1 with base64.</p>
 <b>Signature:</b>
 ```go
 func HmacSha1WithBase64(str, key string) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    str := "hello"
    key := "12345"
    hms := cryptor.HmacSha1WithBase64(str, key)
    fmt.Println(hms)
    // Output:
    // XGqdsMzLkuNu0DI/0Jt/k23prOA=
 }
 ```
 ### <span id="HmacSha256">HmacSha256</span>
@@ -716,6 +781,38 @@ func main() {
 }
 ```
 ### <span id="HmacSha256WithBase64">HmacSha256WithBase64</span>
 <p>Return the hmac hash of string use sha256 with base64.</p>
 <b>Signature:</b>
 ```go
 func HmacSha256WithBase64(str, key string) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    str := "hello"
    key := "12345"
    hms := cryptor.HmacSha256WithBase64(str, key)
    fmt.Println(hms)
    // Output:
    // MVu5PE6YmGK6Ccti4F1zpfN2yzbw14btqwwyDQWf3nU=
 }
 ```
 ### <span id="HmacSha512">HmacSha512</span>
 <p>Get the sha512 hmac hash of string.</p>
@@ -742,6 +839,38 @@ func main() {
 }
 ```
 ### <span id="HmacSha512WithBase64">HmacSha512WithBase64</span>
 <p>Return the hmac hash of string use sha512 with base64.</p>
 <b>Signature:</b>
 ```go
 func HmacSha512WithBase64(str, key string) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    str := "hello"
    key := "12345"
    hms := cryptor.HmacSha512WithBase64(str, key)
    fmt.Println(hms)
    // Output:
    // 3Y8SkKndI9NU4lJtmi6c6M///dN8syCADRxsE9Lvw2Mog3ahlsVFja9T+OGqa0Wm2FYwPVwKIGS/+XhYYdSM/A==
 }
 ```
 ### <span id="Md5String">Md5String</span>
 <p>Get the md5 value of string.</p>
@@ -768,6 +897,93 @@ func main() {
 }
 ```
 ### <span id="Md5StringWithBase64">Md5StringWithBase64</span>
 <p>Return the md5 value of string with base64.</p>
 <b>Signature:</b>
 ```go
 func Md5StringWithBase64(s string) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    md5Str := cryptor.Md5StringWithBase64("hello")
    fmt.Println(md5Str)
    // Output:
    // XUFAKrxLKna5cZ2REBfFkg==
 }
 ```
 ### <span id="Md5Byte">Md5Byte</span>
 <p>Return the md5 string of byte slice.</p>
 <b>Signature:</b>
 ```go
 func Md5Byte(data []byte) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    md5Str := cryptor.Md5Byte([]byte{'a'})
    fmt.Println(md5Str)
    // Output:
    // 0cc175b9c0f1b6a831c399e269772661
 }
 ```
 ### <span id="Md5ByteWithBase64">Md5ByteWithBase64</span>
 <p>Return the md5 string of byte slice with base64.</p>
 <b>Signature:</b>
 ```go
 func Md5ByteWithBase64(data []byte) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    md5Str := cryptor.Md5ByteWithBase64([]byte("hello"))
    fmt.Println(md5Str)
    // Output:
    // XUFAKrxLKna5cZ2REBfFkg==
 }
 ```
 ### <span id="Md5File">Md5File</span>
 <p>Get the md5 value of file.</p>
@@ -820,6 +1036,35 @@ func main() {
 }
 ```
 ### <span id="Sha1WithBase64">Sha1WithBase64</span>
 <p>Return the sha1 value (SHA-1 hash algorithm) of base64 string.</p>
 <b>Signature:</b>
 ```go
 func Sha1WithBase64(str string) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    result := cryptor.Sha1WithBase64("hello")
    fmt.Println(result)
    // Output:
    // qvTGHdzF6KLavt4PO0gs2a6pQ00=
 }
 ```
 ### <span id="Sha256">Sha256</span>
 <p>Get the sha256 value of string.</p>
@@ -846,6 +1091,35 @@ func main() {
 }
 ```
 ### <span id="Sha256WithBase64">Sha256WithBase64</span>
 <p>Return the sha256 value (SHA256 hash algorithm) of base64 string.</p>
 <b>Signature:</b>
 ```go
 func Sha256WithBase64(str string) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    result := cryptor.Sha256WithBase64("hello")
    fmt.Println(result)
    // Output:
    // LPJNul+wow4m6DsqxbninhsWHlwfp0JecwQzYpOLmCQ=
 }
 ```
 ### <span id="Sha512">Sha512</span>
 <p>Get the sha512 value of string.</p>
@@ -872,6 +1146,35 @@ func main() {
 }
 ```
 ### <span id="Sha512WithBase64">Sha512WithBase64</span>
 <p>Get the sha512 value of string with base64.</p>
 <b>Signature:</b>
 ```go
 func Sha512WithBase64(str string) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    result := cryptor.Sha512WithBase64("hello")
    fmt.Println(result)
    // Output:
    // m3HSJL1i83hdltRq0+o9czGb+8KJDKra4t/3JRlnPKcjI8PZm6XBHXx6zG4UuMXaDEZjR1wuXDre9G9zvN7AQw==
 }
 ```
 ### <span id="GenerateRsaKey">GenerateRsaKey</span>
 <p>Create the rsa public and private key file in current directory.</p>
--- a/docs/cryptor_zh-CN.md
+++ b/docs/cryptor_zh-CN.md
@@ -6,10 +6,8 @@ cryptor 加密包支持数据加密和解密，获取 md5，hash 值。支持 ba
 ## 源码:
 -   [https://github.com/duke-git/lancet/blob/v1/cryptor/aes.go](https://github.com/duke-git/lancet/blob/v1/cryptor/aes.go)
 -   [https://github.com/duke-git/lancet/blob/v1/cryptor/des.go](https://github.com/duke-git/lancet/blob/v1/cryptor/des.go)
 -   [https://github.com/duke-git/lancet/blob/v1/cryptor/basic.go](https://github.com/duke-git/lancet/blob/v1/cryptor/basic.go)
-   [https://github.com/duke-git/lancet/blob/v1/cryptor/rsa.go](https://github.com/duke-git/lancet/blob/v1/cryptor/rsa.go)
+-   [https://github.com/duke-git/lancet/blob/v1/cryptor/crypto.go](https://github.com/duke-git/lancet/blob/v1/cryptor/crypto.go)
 <div STYLE="page-break-after: always;"></div>
@@ -47,13 +45,22 @@ import (
 -   [DesOfbDecrypt](#DesOfbDecrypt)
 -   [HmacMd5](#HmacMd5)
 -   [HmacSha1](#HmacSha1)
 -   [HmacSha1WithBase64](#HmacSha1WithBase64)
 -   [HmacSha256](#HmacSha256)
 -   [HmacSha256WithBase64](#HmacSha256WithBase64)
 -   [HmacSha512](#HmacSha512)
 -   [HmacSha512WithBase64](#HmacSha512WithBase64)
 -   [Md5String](#Md5String)
 -   [Md5StringWithBase64](#Md5StringWithBase64)
 -   [Md5Byte](#Md5Byte)
 -   [Md5ByteWithBase64](#Md5ByteWithBase64)
 -   [Md5File](#Md5File)
 -   [Sha1](#Sha1)
 -   [Sha1WithBase64](#Sha1WithBase64)
 -   [Sha256](#Sha256)
 -   [Sha256WithBase64](#Sha256WithBase64)
 -   [Sha512](#Sha512)
 -   [Sha512WithBase64](#Sha512WithBase64)
 -   [GenerateRsaKey](#GenerateRsaKey)
 -   [RsaEncrypt](#RsaEncrypt)
 -   [RsaDecrypt](#RsaDecrypt)
@@ -663,6 +670,32 @@ func main() {
 }
 ```
 ### <span id="HmacMd5WithBase64">HmacMd5WithBase64</span>
 <p>获取字符串md5 hmac base64值.</p>
 <b>函数签名:</b>
 ```go
 func HmacMd5WithBase64(data, key string) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    s := cryptor.HmacMd5WithBase64("hello", "12345"))
    fmt.Println(s) //6DQwbquJLYclJdSRinpjmg==
 }
 ```
 ### <span id="HmacSha1">HmacSha1</span>
 <p>获取字符串sha1 hmac值</p>
@@ -689,17 +722,17 @@ func main() {
 }
 ```
-### <span id="HmacSha256">HmacSha256</span>
+### <span id="HmacSha1WithBase64">HmacSha1WithBase64</span>
-<p>获取字符串sha256 hmac值</p>
+<p>获取字符串的sha1 base64值。</p>
 <b>函数签名:</b>
 ```go
-func HmacSha256(data, key string) string
+func HmacSha1WithBase64(str, key string) string
 ```
-<b>列子:</b>
+<b>实例:</b>
 ```go
 package main
@@ -710,22 +743,93 @@ import (
 )
 func main() {
-    s := cryptor.HmacSha256("hello world", "12345"))
+    str := "hello"
-    fmt.Println(s) //9dce2609f2d67d41f74c7f9efc8ccd44370d41ad2de52982627588dfe7289ab8
+    key := "12345"
    hms := cryptor.HmacSha1WithBase64(str, key)
    fmt.Println(hms)
    // Output:
    // XGqdsMzLkuNu0DI/0Jt/k23prOA=
 }
 ```
 ### <span id="HmacSha256">HmacSha256</span>
 <p>获取字符串sha256 hmac值。</p>
 <b>函数签名:</b>
 ```go
 func HmacSha256(str, key string) string
 ```
 <b>示例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    str := "hello"
    key := "12345"
    hms := cryptor.HmacSha256(str, key)
    fmt.Println(hms)
    // Output:
    // 315bb93c4e989862ba09cb62e05d73a5f376cb36f0d786edab0c320d059fde75
 }
 ```
 ### <span id="HmacSha256WithBase64">HmacSha256WithBase64</span>
 <p>获取字符串sha256 hmac base64值。</p>
 <b>函数签名:</b>
 ```go
 func HmacSha256WithBase64(str, key string) string
 ```
 <b>实例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    str := "hello"
    key := "12345"
    hms := cryptor.HmacSha256WithBase64(str, key)
    fmt.Println(hms)
    // Output:
    // MVu5PE6YmGK6Ccti4F1zpfN2yzbw14btqwwyDQWf3nU=
 }
 ```
 ### <span id="HmacSha512">HmacSha512</span>
-<p>获取字符串sha512 hmac值</p>
+<p>获取字符串sha512 hmac值。</p>
 <b>函数签名:</b>
 ```go
-func HmacSha512(data, key string) string
+func HmacSha512(str, key string) string
 ```
-<b>列子:</b>
+<b>示例:</b>
 ```go
 package main
@@ -736,23 +840,28 @@ import (
 )
 func main() {
-    s := cryptor.HmacSha512("hello world", "12345"))
+    str := "hello"
-    fmt.Println(s)
+    key := "12345"
- //5b1563ac4e9b49c9ada8ccb232588fc4f0c30fd12f756b3a0b95af4985c236ca60925253bae10ce2c6bf9af1c1679b51e5395ff3d2826c0a2c7c0d72225d4175
+
    hms := cryptor.HmacSha512(str, key)
    fmt.Println(hms)
    // Output:
    // dd8f1290a9dd23d354e2526d9a2e9ce8cffffdd37cb320800d1c6c13d2efc363288376a196c5458daf53f8e1aa6b45a6d856303d5c0a2064bff9785861d48cfc
 }
 ```
-### <span id="Md5String">Md5String</span>
+### <span id="HmacSha512WithBase64">HmacSha512WithBase64</span>
-<p>获取字符串md5值</p>
+<p>获取字符串sha512 hmac base64值。</p>
 <b>函数签名:</b>
 ```go
-func Md5String(s string) string
+func HmacSha512WithBase64(str, key string) string
 ```
-<b>列子:</b>
+<b>实例:</b>
 ```go
 package main
@@ -763,14 +872,139 @@ import (
 )
 func main() {
-    s := cryptor.Md5String("hello"))
+    str := "hello"
-    fmt.Println(s) //5d41402abc4b2a76b9719d911017c592
+	key := "12345"
 	hms := cryptor.HmacSha512WithBase64(str, key)
 	fmt.Println(hms)
 	// Output:
 	// 3Y8SkKndI9NU4lJtmi6c6M///dN8syCADRxsE9Lvw2Mog3ahlsVFja9T+OGqa0Wm2FYwPVwKIGS/+XhYYdSM/A==
 }
 ```
 ### <span id="Md5String">Md5String</span>
 <p>获取字符串md5值。</p>
 <b>函数签名:</b>
 ```go
 func Md5String(str string) string
 ```
 <b>示例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    str := "hello"
    md5Str := cryptor.Md5String(str)
    fmt.Println(md5Str)
    // Output:
    // 5d41402abc4b2a76b9719d911017c592
 }
 ```
 ### <span id="Md5StringWithBase64">Md5StringWithBase64</span>
 <p>获取字符串md5 base64值。</p>
 <b>函数签名:</b>
 ```go
 func Md5StringWithBase64(s string) string
 ```
 <b>示例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    md5Str := cryptor.Md5StringWithBase64("hello")
 	fmt.Println(md5Str)
 	// Output:
 	// XUFAKrxLKna5cZ2REBfFkg==
 }
 ```
 ### <span id="Md5Byte">Md5Byte</span>
 <p>获取byte slice的md5值。</p>
 <b>函数签名:</b>
 ```go
 func Md5Byte(data []byte) string
 ```
 <b>示例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    md5Str := cryptor.Md5Byte([]byte{'a'})
 	fmt.Println(md5Str)
 	// Output:
 	// 0cc175b9c0f1b6a831c399e269772661
 }
 ```
 ### <span id="Md5ByteWithBase64">Md5ByteWithBase64</span>
 <p>获取byte slice的md5 base64值。</p>
 <b>函数签名:</b>
 ```go
 func Md5ByteWithBase64(data []byte) string
 ```
 <b>实例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    md5Str := cryptor.Md5ByteWithBase64([]byte("hello"))
 	fmt.Println(md5Str)
 	// Output:
 	// XUFAKrxLKna5cZ2REBfFkg==
 }
 ```
 ### <span id="Md5File">Md5File</span>
-<p>获取文件md5值.</p>
+<p>获取文件md5值。</p>
 <b>函数签名:</b>
@@ -778,7 +1012,7 @@ func main() {
 func Md5File(filepath string) (string, error)
 ```
-<b>列子:</b>
+<b>示例:</b>
 ```go
 package main
@@ -796,15 +1030,15 @@ func main() {
 ### <span id="Sha1">Sha1</span>
-<p>获取字符串sha1值</p>
+<p>获取字符串sha1值。</p>
 <b>函数签名:</b>
 ```go
-func Sha1(data string) string
+func Sha1(str string) string
 ```
-<b>列子:</b>
+<b>示例:</b>
 ```go
 package main
@@ -815,22 +1049,56 @@ import (
 )
 func main() {
-    s := cryptor.Sha1("hello world"))
+    str := "hello"
-    fmt.Println(s) //2aae6c35c94fcfb415dbe95f408b9ce91ee846ed
+
    result := cryptor.Sha1(str)
    fmt.Println(result)
    // Output:
    // aaf4c61ddcc5e8a2dabede0f3b482cd9aea9434d
 }
 ```
 ### <span id="Sha1WithBase64">Sha1WithBase64</span>
 <p>获取字符串sha1 base64值。</p>
 <b>函数签名:</b>
 ```go
 func Sha1WithBase64(str string) string
 ```
 <b>实例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    result := cryptor.Sha1WithBase64("hello")
 	fmt.Println(result)
 	// Output:
 	// qvTGHdzF6KLavt4PO0gs2a6pQ00=
 }
 ```
 ### <span id="Sha256">Sha256</span>
-<p>获取字符串sha256值</p>
+<p>获取字符串sha256值。</p>
 <b>函数签名:</b>
 ```go
-func Sha256(data string) string
+func Sha256(str string) string
 ```
-<b>列子:</b>
+<b>示例:</b>
 ```go
 package main
@@ -841,22 +1109,56 @@ import (
 )
 func main() {
-    s := cryptor.Sha256("hello world"))
+    str := "hello"
-    fmt.Println(s) //b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9
+
    result := cryptor.Sha256(str)
    fmt.Println(result)
    // Output:
    // 2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824
 }
 ```
 ### <span id="Sha256WithBase64">Sha256WithBase64</span>
 <p>获取字符串sha256 base64值。</p>
 <b>函数签名:</b>
 ```go
 func Sha256WithBase64(str string) string
 ```
 <b>实例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    result := cryptor.Sha256WithBase64("hello")
 	fmt.Println(result)
 	// Output:
 	// LPJNul+wow4m6DsqxbninhsWHlwfp0JecwQzYpOLmCQ=
 }
 ```
 ### <span id="Sha512">Sha512</span>
-<p>获取字符串sha512值</p>
+<p>获取字符串sha512值。</p>
 <b>函数签名:</b>
 ```go
-func Sha512(data string) string
+func Sha512(str string) string
 ```
-<b>列子:</b>
+<b>示例:</b>
 ```go
 package main
@@ -867,8 +1169,42 @@ import (
 )
 func main() {
-    s := cryptor.Sha512("hello world"))
+    str := "hello"
-    fmt.Println(s) //309ecc489c12d6eb4cc40f50c902f2b4d0ed77ee511a7c7a9bcd3ca86d4cd86f989dd35bc5ff499670da34255b45b0cfd830e81f605dcf7dc5542e93ae9cd76f
+
    result := cryptor.Sha512(str)
    fmt.Println(result)
    // Output:
    // 9b71d224bd62f3785d96d46ad3ea3d73319bfbc2890caadae2dff72519673ca72323c3d99ba5c11d7c7acc6e14b8c5da0c4663475c2e5c3adef46f73bcdec043
 }
 ```
 ### <span id="Sha512WithBase64">Sha512WithBase64</span>
 <p>获取字符串sha512 base64值。</p>
 <b>函数签名:</b>
 ```go
 func Sha512WithBase64(str string) string
 ```
 <b>实例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/cryptor"
 )
 func main() {
    result := cryptor.Sha512WithBase64("hello")
 	fmt.Println(result)
 	// Output:
 	// m3HSJL1i83hdltRq0+o9czGb+8KJDKra4t/3JRlnPKcjI8PZm6XBHXx6zG4UuMXaDEZjR1wuXDre9G9zvN7AQw==
 }
 ```
--- a/docs/datetime.md
+++ b/docs/datetime.md
@@ -57,6 +57,11 @@ import (
 -   [BetweenSeconds](#BetweenSeconds)
 -   [DayOfYear](#DayOfYear)
 -   [IsWeekend](#IsWeekend)
 -   [NowDateOrTime](#NowDateOrTime)
 -   [Timestamp](#Timestamp)
 -   [TimestampMilli](#TimestampMilli)
 -   [TimestampMicro](#TimestampMicro)
 -   [TimestampNano](#TimestampNano)
 <div STYLE="page-break-after: always;"></div>
@@ -64,7 +69,7 @@ import (
 ## Note:
-1. 'format' string param in func FormatTimeToStr and FormatStrToTime function should be one of flows:
+1. In below functions, the `format` string param should be one of flows value (case no sensitive):
 -   yyyy-mm-dd hh:mm:ss
 -   yyyy-mm-dd hh:mm
@@ -75,14 +80,18 @@ import (
 -   dd-mm-yy hh:mm:ss
 -   yyyy/mm/dd hh:mm:ss
 -   yyyy/mm/dd hh:mm
-   yyyy-mm-dd hh
+-   yyyy/mm/dd hh
 -   yyyy/mm/dd
 -   yyyy/mm
 -   mm/dd
 -   dd/mm/yy hh:mm:ss
 -   yyyymmdd
 -   mmddyy
 -   yyyy
 -   yy
 -   mm
 -   hh:mm:ss
 -   hh:mm
 -   mm:ss
 ### <span id="AddDay">AddDay</span>
@@ -199,18 +208,18 @@ import (
 func main() {
    now := time.Now()
-	after1Year := datetime.AddYear(now, 1)
+    after1Year := datetime.AddYear(now, 1)
-	diff1 := after1Year.Sub(now)
+    diff1 := after1Year.Sub(now)
-	before1Year := datetime.AddYear(now, -1)
+    before1Year := datetime.AddYear(now, -1)
-	diff2 := before1Year.Sub(now)
+    diff2 := before1Year.Sub(now)
-	fmt.Println(diff1)
+    fmt.Println(diff1)
-	fmt.Println(diff2)
+    fmt.Println(diff2)
-	// Output:
+    // Output:
-	// 8760h0m0s
+    // 8760h0m0s
-	// -8760h0m0s
+    // -8760h0m0s
 }
 ```
@@ -1036,7 +1045,6 @@ func main() {
 }
 ```
 ### <span id="DayOfYear">DayOfYear</span>
 <p>Returns which day of the year the parameter date `t` is.</p>
@@ -1157,3 +1165,198 @@ func main() {
    // false
 }
 ```
 ### <span id="IsWeekend">IsWeekend</span>
 <p>Checks if passed time is weekend or not.</p>
 <b>Signature:</b>
 ```go
 func IsWeekend(t time.Time) bool
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    date1 := time.Date(2023, 06, 03, 0, 0, 0, 0, time.Local)
    date2 := time.Date(2023, 06, 04, 0, 0, 0, 0, time.Local)
    date3 := time.Date(2023, 06, 02, 0, 0, 0, 0, time.Local)
    result1 := datetime.IsWeekend(date1)
    result2 := datetime.IsWeekend(date2)
    result3 := datetime.IsWeekend(date3)
    fmt.Println(result1)
    fmt.Println(result2)
    fmt.Println(result3)
    // Output:
    // true
    // true
    // false
 }
 ```
 ### <span id="NowDateOrTime">NowDateOrTime</span>
 <p>Return current datetime with specific format and timezone.</p>
 <b>Signature:</b>
 ```go
 func NowDateOrTime(format string, timezone ...string) string
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    result1 := datetime.NowDateOrTime("yyyy-mm-dd hh:mm:ss")
 	result2 := datetime.NowDateOrTime("yyyy-mm-dd hh:mm:ss", "EST")
    fmt.Println(result1)
    fmt.Println(result2)
    // Output:
    // 2023-07-26 15:01:30
    // 2023-07-26 02:01:30
 }
 ```
 ### <span id="Timestamp">Timestamp</span>
 <p>Return current second timestamp.</p>
 <b>Signature:</b>
 ```go
 func Timestamp(timezone ...string) int64
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    ts := datetime.Timestamp()
    fmt.Println(ts)
    // Output:
    // 1690363051
 }
 ```
 ### <span id="TimestampMilli">TimestampMilli</span>
 <p>Return current mill second timestamp.</p>
 <b>Signature:</b>
 ```go
 func TimestampMilli(timezone ...string) int64
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    ts := datetime.TimestampMilli()
    fmt.Println(ts)
    // Output:
    // 1690363051331
 }
 ```
 ### <span id="TimestampMicro">TimestampMicro</span>
 <p>Return current micro second timestamp.</p>
 <b>Signature:</b>
 ```go
 func TimestampMicro(timezone ...string) int64
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    ts := datetime.TimestampMicro()
    fmt.Println(ts)
    // Output:
    // 1690363051331784
 }
 ```
 ### <span id="TimestampNano">TimestampNano</span>
 <p>Return current nano second timestamp.</p>
 <b>Signature:</b>
 ```go
 func TimestampNano(timezone ...string) int64
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    ts := datetime.TimestampNano()
    fmt.Println(ts)
    // Output:
    // 1690363051331788000
 }
 ```
--- a/docs/datetime_zh-CN.md
+++ b/docs/datetime_zh-CN.md
@@ -57,7 +57,11 @@ import (
 -   [BetweenSeconds](#BetweenSeconds)
 -   [DayOfYear](#DayOfYear)
 -   [IsWeekend](#IsWeekend)
-
+-   [NowDateOrTime](#NowDateOrTime)
 -   [Timestamp](#Timestamp)
 -   [TimestampMilli](#TimestampMilli)
 -   [TimestampMicro](#TimestampMicro)
 -   [TimestampNano](#TimestampNano)
 <div STYLE="page-break-after: always;"></div>
@@ -65,7 +69,7 @@ import (
 ## 注:
-1. 方法 FormatTimeToStr 和 FormatStrToTime 中的 format 参数值需要传以下类型之一：
+1. 函数中`format`参数值需要传以下值之一 (忽略大小写):
 -   yyyy-mm-dd hh:mm:ss
 -   yyyy-mm-dd hh:mm
@@ -76,14 +80,18 @@ import (
 -   dd-mm-yy hh:mm:ss
 -   yyyy/mm/dd hh:mm:ss
 -   yyyy/mm/dd hh:mm
-   yyyy-mm-dd hh
+-   yyyy/mm/dd hh
 -   yyyy/mm/dd
 -   yyyy/mm
 -   mm/dd
 -   dd/mm/yy hh:mm:ss
 -   yyyymmdd
 -   mmddyy
 -   yyyy
 -   yy
 -   mm
 -   hh:mm:ss
 -   hh:mm
 -   mm:ss
 ### <span id="AddDay">AddDay</span>
@@ -200,18 +208,18 @@ import (
 func main() {
    now := time.Now()
-	after1Year := datetime.AddYear(now, 1)
+    after1Year := datetime.AddYear(now, 1)
-	diff1 := after1Year.Sub(now)
+    diff1 := after1Year.Sub(now)
-	before1Year := datetime.AddYear(now, -1)
+    before1Year := datetime.AddYear(now, -1)
-	diff2 := before1Year.Sub(now)
+    diff2 := before1Year.Sub(now)
-	fmt.Println(diff1)
+    fmt.Println(diff1)
-	fmt.Println(diff2)
+    fmt.Println(diff2)
-	// Output:
+    // Output:
-	// 8760h0m0s
+    // 8760h0m0s
-	// -8760h0m0s
+    // -8760h0m0s
 }
 ```
@@ -1077,3 +1085,198 @@ func main() {
    // 0
 }
 ```
 ### <span id="IsWeekend">IsWeekend</span>
 <p>判断日期是否是周末。</p>
 <b>函数签名:</b>
 ```go
 func IsWeekend(t time.Time) bool
 ```
 <b>示例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    date1 := time.Date(2023, 06, 03, 0, 0, 0, 0, time.Local)
    date2 := time.Date(2023, 06, 04, 0, 0, 0, 0, time.Local)
    date3 := time.Date(2023, 06, 02, 0, 0, 0, 0, time.Local)
    result1 := datetime.IsWeekend(date1)
    result2 := datetime.IsWeekend(date2)
    result3 := datetime.IsWeekend(date3)
    fmt.Println(result1)
    fmt.Println(result2)
    fmt.Println(result3)
    // Output:
    // true
    // true
    // false
 }
 ```
 ### <span id="NowDateOrTime">NowDateOrTime</span>
 <p>根据指定的格式和时区返回当前时间字符串。</p>
 <b>函数签名:</b>
 ```go
 func NowDateOrTime(format string, timezone ...string) string
 ```
 <b>实例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    result1 := datetime.NowDateOrTime("yyyy-mm-dd hh:mm:ss")
 	result2 := datetime.NowDateOrTime("yyyy-mm-dd hh:mm:ss", "EST")
    fmt.Println(result1)
    fmt.Println(result2)
    // Output:
    // 2023-07-26 15:01:30
    // 2023-07-26 02:01:30
 }
 ```
 ### <span id="Timestamp">Timestamp</span>
 <p>返回当前秒级时间戳。</p>
 <b>函数签名:</b>
 ```go
 func Timestamp(timezone ...string) int64
 ```
 <b>实例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    ts := datetime.Timestamp()
    fmt.Println(ts)
    // Output:
    // 1690363051
 }
 ```
 ### <span id="TimestampMilli">TimestampMilli</span>
 <p>返回当前毫秒级时间戳。</p>
 <b>函数签名:</b>
 ```go
 func TimestampMilli(timezone ...string) int64
 ```
 <b>实例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    ts := datetime.TimestampMilli()
    fmt.Println(ts)
    // Output:
    // 1690363051331
 }
 ```
 ### <span id="TimestampMicro">TimestampMicro</span>
 <p>返回当前微秒级时间戳。</p>
 <b>函数签名:</b>
 ```go
 func TimestampMicro(timezone ...string) int64
 ```
 <b>实例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    ts := datetime.TimestampMicro()
    fmt.Println(ts)
    // Output:
    // 1690363051331784
 }
 ```
 ### <span id="TimestampNano">TimestampNano</span>
 <p>返回当前纳秒级时间戳。</p>
 <b>函数签名:</b>
 ```go
 func TimestampNano(timezone ...string) int64
 ```
 <b>实例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/datetime"
 )
 func main() {
    ts := datetime.TimestampNano()
    fmt.Println(ts)
    // Output:
    // 1690363051331788000
 }
 ```
--- a/docs/fileutil.md
+++ b/docs/fileutil.md
@@ -37,12 +37,14 @@ import (
 -   [ReadFileByLine](#ReadFileByLine)
 -   [Zip](#Zip)
 -   [UnZip](#UnZip)
 -   [ZipAppendEntry](#ZipAppendEntry)
 -   [CurrentPath](#CurrentPath)
 -   [IsZipFile](#IsZipFile)
 -   [FileSize](#FileSize)
 -   [MTime](#MTime)
 -   [Sha](#Sha)
 -   [ReadCsvFile](#ReadCsvFile)
 -   [WriteCsvFile](#WriteCsvFile)
 -   [WriteStringToFile](#WriteStringToFile)
 -   [WriteBytesToFile](#WriteBytesToFile)
@@ -477,6 +479,34 @@ func main() {
 }
 ```
 ### <span id="ZipAppendEntry">ZipAppendEntry</span>
 <p>Append a single file or directory by fpath to an existing zip file.</p>
 <b>Signature:</b>
 ```go
 func ZipAppendEntry(fpath string, destPath string) error
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/fileutil"
 )
 func main() {
    err := fileutil.ZipAppendEntry("./test.txt", "./test.zip")
    if err != nil {
        fmt.Println(err)
    }
 }
 ```
 ### <span id="CurrentPath">CurrentPath</span>
 <p>return current absolute path.</p>
@@ -503,7 +533,6 @@ func main() {
 }
 ```
 ### <span id="IsZipFile">IsZipFile</span>
 <p>Checks if file is zip file or not.</p>
@@ -664,6 +693,42 @@ func main() {
 }
 ```
 ### <span id="WriteCsvFile">WriteCsvFile</span>
 <p>Write content to target csv file.</p>
 <b>Signature:</b>
 ```go
 func WriteCsvFile(filepath string, records [][]string, append bool) error
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/fileutil"
 )
 func main() {
    data := [][]string{
        {"Lili", "22", "female"},
        {"Jim", "21", "male"},
    }
    err := WriteCsvFile("./testdata/test2.csv", data, false)
    fmt.Println(err)
    content, _ := ReadCsvFile("./testdata/test2.csv")
    fmt.Println(content)
    // Output:
    // <nil>
    // [[Lili 22 female] [Jim 21 male]]
 }
 ```
 ### <span id="WriteBytesToFile">WriteBytesToFile</span>
@@ -688,33 +753,32 @@ import (
 func main() {
    filepath := "./bytes.txt"
-	file, err := os.Create(filepath)
+    file, err := os.Create(filepath)
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	defer file.Close()
+    defer file.Close()
-	err = fileutil.WriteBytesToFile(filepath, []byte("hello"))
+    err = fileutil.WriteBytesToFile(filepath, []byte("hello"))
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	content, err := fileutil.ReadFileToString(filepath)
+    content, err := fileutil.ReadFileToString(filepath)
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	os.Remove(filepath)
+    os.Remove(filepath)
-	fmt.Println(content)
+    fmt.Println(content)
-	// Output:
+    // Output:
-	// hello
+    // hello
 }
 ```
 ### <span id="WriteStringToFile">WriteStringToFile</span>
 <p>Writes string to target file.</p>
@@ -738,28 +802,28 @@ import (
 func main() {
    filepath := "./test.txt"
-	file, err := os.Create(filepath)
+    file, err := os.Create(filepath)
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	defer file.Close()
+    defer file.Close()
-	err = fileutil.WriteStringToFile(filepath, "hello", true)
+    err = fileutil.WriteStringToFile(filepath, "hello", true)
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	content, err := fileutil.ReadFileToString(filepath)
+    content, err := fileutil.ReadFileToString(filepath)
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	os.Remove(filepath)
+    os.Remove(filepath)
-	fmt.Println(content)
+    fmt.Println(content)
-	// Output:
+    // Output:
-	// hello
+    // hello
 }
 ```
--- a/docs/fileutil_zh-CN.md
+++ b/docs/fileutil_zh-CN.md
@@ -30,19 +30,21 @@ import (
 -   [MiMeType](#MiMeType)
 -   [IsExist](#IsExist)
 -   [IsLink](#IsLink)
-   [IsDir](#IsDir)
+-   [IsDir](#IsDir)画
 -   [ListFileNames](#ListFileNames)
 -   [RemoveFile](#RemoveFile)
 -   [ReadFileToString](#ReadFileToString)
 -   [ReadFileByLine](#ReadFileByLine)
 -   [Zip](#Zip)
 -   [UnZip](#UnZip)
 -   [ZipAppendEntry](#ZipAppendEntry)
 -   [CurrentPath](#CurrentPath)
 -   [IsZipFile](#IsZipFile)
 -   [FileSize](#FileSize)
 -   [MTime](#MTime)
 -   [Sha](#Sha)
 -   [ReadCsvFile](#ReadCsvFile)
 -   [WriteCsvFile](#WriteCsvFile)
 -   [WriteStringToFile](#WriteStringToFile)
 -   [WriteBytesToFile](#WriteBytesToFile)
@@ -477,6 +479,34 @@ func main() {
 }
 ```
 ### <span id="ZipAppendEntry">ZipAppendEntry</span>
 <p>通过将单个文件或目录追加到现有的zip文件</p>
 <b>函数签名:</b>
 ```go
 func ZipAppendEntry(fpath string, destPath string) error
 ```
 <b>示例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/fileutil"
 )
 func main() {
    err := fileutil.ZipAppendEntry("./test.txt", "./test.zip")
    if err != nil {
        fmt.Println(err)
    }
 }
 ```
 ### <span id="CurrentPath">CurrentPath</span>
 <p>返回当前位置的绝对路径。</p>
@@ -503,7 +533,6 @@ func main() {
 }
 ```
 ### <span id="IsZipFile">IsZipFile</span>
 <p>判断文件是否是zip压缩文件。</p>
@@ -664,6 +693,43 @@ func main() {
 }
 ```
 ### <span id="WriteCsvFile">WriteCsvFile</span>
 <p>向csv文件写入内容。</p>
 <b>函数签名:</b>
 ```go
 func WriteCsvFile(filepath string, records [][]string, append bool) error
 ```
 <b>示例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/fileutil"
 )
 func main() {
    data := [][]string{
        {"Lili", "22", "female"},
        {"Jim", "21", "male"},
    }
    err := WriteCsvFile("./testdata/test2.csv", data, false)
    fmt.Println(err)
    content, _ := ReadCsvFile("./testdata/test2.csv")
    fmt.Println(content)
    // Output:
    // <nil>
    // [[Lili 22 female] [Jim 21 male]]
 }
 ```
 ### <span id="WriteBytesToFile">WriteBytesToFile</span>
 <p>将bytes写入文件。</p>
@@ -687,33 +753,32 @@ import (
 func main() {
    filepath := "./bytes.txt"
-	file, err := os.Create(filepath)
+    file, err := os.Create(filepath)
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	defer file.Close()
+    defer file.Close()
-	err = fileutil.WriteBytesToFile(filepath, []byte("hello"))
+    err = fileutil.WriteBytesToFile(filepath, []byte("hello"))
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	content, err := fileutil.ReadFileToString(filepath)
+    content, err := fileutil.ReadFileToString(filepath)
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	os.Remove(filepath)
+    os.Remove(filepath)
-	fmt.Println(content)
+    fmt.Println(content)
-	// Output:
+    // Output:
-	// hello
+    // hello
 }
 ```
 ### <span id="WriteStringToFile">WriteStringToFile</span>
 <p>将字符串写入文件。</p>
@@ -737,28 +802,28 @@ import (
 func main() {
    filepath := "./test.txt"
-	file, err := os.Create(filepath)
+    file, err := os.Create(filepath)
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	defer file.Close()
+    defer file.Close()
-	err = fileutil.WriteStringToFile(filepath, "hello", true)
+    err = fileutil.WriteStringToFile(filepath, "hello", true)
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	content, err := fileutil.ReadFileToString(filepath)
+    content, err := fileutil.ReadFileToString(filepath)
-	if err != nil {
+    if err != nil {
-		return
+        return
-	}
+    }
-	os.Remove(filepath)
+    os.Remove(filepath)
-	fmt.Println(content)
+    fmt.Println(content)
-	// Output:
+    // Output:
-	// hello
+    // hello
 }
 ```
--- a/docs/function.md
+++ b/docs/function.md
@@ -323,16 +323,16 @@ import (
 func main() {
    addOne := func(x interface{}) interface{} {
-		return x.(int) + 1
+        return x.(int) + 1
-	}
+    }
-	double := func(x interface{}) interface{} {
+    double := func(x interface{}) interface{} {
-		return 2 * x.(int)
+        return 2 * x.(int)
-	}
+    }
-	square := func(x interface{}) interface{} {
+    square := func(x interface{}) interface{} {
-		return x.(int) * x.(int)
+        return x.(int) * x.(int)
-	}
+    }
-	f := function.Pipeline(addOne, double, square)
+    f := function.Pipeline(addOne, double, square)
    result := fn(2)
--- a/docs/function_zh-CN.md
+++ b/docs/function_zh-CN.md
@@ -322,16 +322,16 @@ import (
 func main() {
    addOne := func(x interface{}) interface{} {
-		return x.(int) + 1
+        return x.(int) + 1
-	}
+    }
-	double := func(x interface{}) interface{} {
+    double := func(x interface{}) interface{} {
-		return 2 * x.(int)
+        return 2 * x.(int)
-	}
+    }
-	square := func(x interface{}) interface{} {
+    square := func(x interface{}) interface{} {
-		return x.(int) * x.(int)
+        return x.(int) * x.(int)
-	}
+    }
-	f := function.Pipeline(addOne, double, square)
+    f := function.Pipeline(addOne, double, square)
    result := fn(2)
--- a/docs/mathutil.md
+++ b/docs/mathutil.md
@@ -37,6 +37,7 @@ import (
 -   [LCM](#LCM)
 -   [Cos](#Cos)
 -   [Sin](#Sin)
 -   [Log](#Log)
 <div STYLE="page-break-after: always;"></div>
@@ -363,20 +364,20 @@ import (
 func main() {
    result1 := mathutil.IsPrime(-1)
-	result2 := mathutil.IsPrime(0)
+    result2 := mathutil.IsPrime(0)
-	result3 := mathutil.IsPrime(1)
+    result3 := mathutil.IsPrime(1)
-	result4 := mathutil.IsPrime(2)
+    result4 := mathutil.IsPrime(2)
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	fmt.Println(result3)
+    fmt.Println(result3)
-	fmt.Println(result4)
+    fmt.Println(result4)
-	// Output:
+    // Output:
-	// false
+    // false
-	// false
+    // false
-	// false
+    // false
-	// true
+    // true
 }
 ```
@@ -458,7 +459,6 @@ func main() {
 }
 ```
 ### <span id="Cos">Cos</span>
 <p>Returns the cosine of the radian argument.</p>
@@ -501,7 +501,6 @@ func main() {
 }
 ```
 ### <span id="Sin">Sin</span>
 <p>Returns the sine of the radian argument.</p>
@@ -543,3 +542,39 @@ func main() {
    // 1
 }
 ```
 ### <span id="Log">Log</span>
 <p>Returns the logarithm of base n.</p>
 <b>Signature:</b>
 ```go
 func Log(n, base float64) float64
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/mathutil"
 )
 func main() {
    result1 := mathutil.Log(8, 2)
    result2 := mathutil.TruncRound(mathutil.Log(5, 2), 2)
    result3 := mathutil.TruncRound(mathutil.Log(27, 3), 0)
    fmt.Println(result1)
    fmt.Println(result2)
    fmt.Println(result3)
    // Output:
    // 3
    // 2.32
    // 3
 }
 ```
--- a/docs/mathutil_zh-CN.md
+++ b/docs/mathutil_zh-CN.md
@@ -37,6 +37,7 @@ import (
 -   [LCM](#LCM)
 -   [Cos](#Cos)
 -   [Sin](#Sin)
 -   [Log](#Log)
 <div STYLE="page-break-after: always;"></div>
@@ -363,20 +364,20 @@ import (
 func main() {
    result1 := mathutil.IsPrime(-1)
-	result2 := mathutil.IsPrime(0)
+    result2 := mathutil.IsPrime(0)
-	result3 := mathutil.IsPrime(1)
+    result3 := mathutil.IsPrime(1)
-	result4 := mathutil.IsPrime(2)
+    result4 := mathutil.IsPrime(2)
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	fmt.Println(result3)
+    fmt.Println(result3)
-	fmt.Println(result4)
+    fmt.Println(result4)
-	// Output:
+    // Output:
-	// false
+    // false
-	// false
+    // false
-	// false
+    // false
-	// true
+    // true
 }
 ```
@@ -544,3 +545,39 @@ func main() {
    // 1
 }
 ```
 ### <span id="Log">Log</span>
 <p>计算以base为底n的对数。</p>
 <b>函数签名:</b>
 ```go
 func Log(n, base float64) float64
 ```
 <b>示例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/mathutil"
 )
 func main() {
    result1 := mathutil.Log(8, 2)
    result2 := mathutil.TruncRound(mathutil.Log(5, 2), 2)
    result3 := mathutil.TruncRound(mathutil.Log(27, 3), 0)
    fmt.Println(result1)
    fmt.Println(result2)
    fmt.Println(result3)
    // Output:
    // 3
    // 2.32
    // 3
 }
 ```
--- a/docs/netutil.md
+++ b/docs/netutil.md
@@ -658,24 +658,24 @@ import (
 func main() {
    url := "https://jsonplaceholder.typicode.com/todos"
    header := map[string]string{
-		"Content-Type": "application/x-www-form-urlencoded",
+        "Content-Type": "application/x-www-form-urlencoded",
-		// "Content-Type": "multipart/form-data",
+        // "Content-Type": "multipart/form-data",
-	}
+    }
-	postData := url.Values{}
+    postData := url.Values{}
-	postData.Add("userId", "1")
+    postData.Add("userId", "1")
-	postData.Add("title", "TestToDo")
+    postData.Add("title", "TestToDo")
-	// postData := make(map[string]string)
+    // postData := make(map[string]string)
-	// postData["userId"] = "1"
+    // postData["userId"] = "1"
-	// postData["title"] = "title"
+    // postData["title"] = "title"
-	resp, err := netutil.HttpPost(apiUrl, header, nil, postData)
+    resp, err := netutil.HttpPost(apiUrl, header, nil, postData)
-	if err != nil {
+    if err != nil {
-		log.Fatal(err)
+        log.Fatal(err)
-	}
+    }
-	body, _ := io.ReadAll(resp.Body)
+    body, _ := io.ReadAll(resp.Body)
-	t.Log("response: ", resp.StatusCode, string(body))
+    t.Log("response: ", resp.StatusCode, string(body))
 }
 ```
--- a/docs/netutil_zh-CN.md
+++ b/docs/netutil_zh-CN.md
@@ -657,23 +657,23 @@ import (
 func main() {
    url := "https://jsonplaceholder.typicode.com/todos"
    header := map[string]string{
-		"Content-Type": "application/x-www-form-urlencoded",
+        "Content-Type": "application/x-www-form-urlencoded",
-		// "Content-Type": "multipart/form-data",
+        // "Content-Type": "multipart/form-data",
-	}
+    }
-	postData := url.Values{}
+    postData := url.Values{}
-	postData.Add("userId", "1")
+    postData.Add("userId", "1")
-	postData.Add("title", "TestToDo")
+    postData.Add("title", "TestToDo")
-	// postData := make(map[string]string)
+    // postData := make(map[string]string)
-	// postData["userId"] = "1"
+    // postData["userId"] = "1"
-	// postData["title"] = "title"
+    // postData["title"] = "title"
-	resp, err := netutil.HttpPost(apiUrl, header, nil, postData)
+    resp, err := netutil.HttpPost(apiUrl, header, nil, postData)
-	if err != nil {
+    if err != nil {
-		log.Fatal(err)
+        log.Fatal(err)
-	}
+    }
-	body, _ := io.ReadAll(resp.Body)
+    body, _ := io.ReadAll(resp.Body)
    fmt.Println(body)
 }
 ```
--- a/docs/random.md
+++ b/docs/random.md
@@ -30,6 +30,7 @@ import (
 -   [RandNumeral](#RandNumeral)
 -   [RandNumeralOrLetter](#RandNumeralOrLetter)
 -   [UUIdV4](#UUIdV4)
 -   [RandUniqueIntSlice](#RandUniqueIntSlice)
 <div STYLE="page-break-after: always;"></div>
@@ -245,3 +246,29 @@ func main() {
    fmt.Println(uuid)
 }
 ```
 ### <span id="RandUniqueIntSlice">RandUniqueIntSlice</span>
 <p>Generate a slice of random int of length n that do not repeat.</p>
 <b>Signature:</b>
 ```go
 func RandUniqueIntSlice(n, min, max int) []int
 ```
 <b>Example:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/random"
 )
 func main() {
    result := RandUniqueIntSlice(5, 0, 10)
    fmt.Println(result) //[0 4 7 1 5] (random)
 }
 ```
--- a/docs/random_zh-CN.md
+++ b/docs/random_zh-CN.md
@@ -30,6 +30,7 @@ import (
 -   [RandNumeral](#RandNumeral)
 -   [RandNumeralOrLetter](#RandNumeralOrLetter)
 -   [UUIdV4](#UUIdV4)
 -   [RandUniqueIntSlice](#RandUniqueIntSlice)
 <div STYLE="page-break-after: always;"></div>
@@ -245,3 +246,29 @@ func main() {
    fmt.Println(uuid)
 }
 ```
 ### <span id="RandUniqueIntSlice">RandUniqueIntSlice</span>
 <p>生成一个不重复的长度为n的随机int切片。</p>
 <b>函数签名:</b>
 ```go
 func RandUniqueIntSlice(n, min, max int) []int
 ```
 <b>示例:</b>
 ```go
 package main
 import (
    "fmt"
    "github.com/duke-git/lancet/random"
 )
 func main() {
    result := RandUniqueIntSlice(5, 0, 10)
    fmt.Println(result) //[0 4 7 1 5] (random)
 }
 ```
--- a/docs/slice.md
+++ b/docs/slice.md
@@ -62,6 +62,7 @@ import (
 -   [Union](#Union)
 -   [UpdateByIndex](#UpdateByIndex)
 -   [Without](#Without)
 -   [Join](#Join)
 <div STYLE="page-break-after: always;"></div>
@@ -1172,3 +1173,36 @@ func main() {
    fmt.Println(res) //[]int{3, 4, 5}
 }
 ```
 ### <span id="Join">Join</span>
 <p>Join the slice item with specify separator.</p>
 <b>Signature:</b>
 ```go
 func Join(slice interface{}, separator string) string
 ```
 <b>Example:</b>
 ```go
 import (
    "fmt"
    "github.com/duke-git/lancet/slice"
 )
 func main() {
    nums := []int{1, 2, 3, 4, 5}
    result1 := slice.Join(nums, ",")
    result2 := slice.Join(nums, "-")
    fmt.Println(result1)
    fmt.Println(result2)
    // Output:
    // 1,2,3,4,5
    // 1-2-3-4-5
 }
 ```
--- a/docs/slice_zh-CN.md
+++ b/docs/slice_zh-CN.md
@@ -62,6 +62,8 @@ import (
 -   [Union](#Union)
 -   [UpdateByIndex](#UpdateByIndex)
 -   [Without](#Without)
 -   [Join](#Join)
 <div STYLE="page-break-after: always;"></div>
@@ -1168,3 +1170,36 @@ func main() {
    fmt.Println(res) //[]int{3, 4, 5}
 }
 ```
 ### <span id="Join">Join</span>
 <p>用指定的分隔符链接切片元素。</p>
 <b>函数签名:</b>
 ```go
 func Join(slice interface{}, separator string) string
 ```
 <b>示例:</b>
 ```go
 import (
    "fmt"
    "github.com/duke-git/lancet/slice"
 )
 func main() {
    nums := []int{1, 2, 3, 4, 5}
    result1 := slice.Join(nums, ",")
    result2 := slice.Join(nums, "-")
    fmt.Println(result1)
    fmt.Println(result2)
    // Output:
    // 1,2,3,4,5
    // 1-2-3-4-5
 }
 ```
--- a/docs/strutil.md
+++ b/docs/strutil.md
@@ -57,6 +57,7 @@ import (
 -   [Trim](#Trim)
 -   [SplitAndTrim](#SplitAndTrim)
 -   [HideString](#HideString)
 -   [RemoveWhiteSpace](#RemoveWhiteSpace)
 <div STYLE="page-break-after: always;"></div>
@@ -857,13 +858,13 @@ import (
 func main() {
    result1 := strutil.StringToBytes("abc")
-	result2 := reflect.DeepEqual(result1, []byte{'a', 'b', 'c'})
+    result2 := reflect.DeepEqual(result1, []byte{'a', 'b', 'c'})
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	// Output:
+    // Output:
-	// [97 98 99]
+    // [97 98 99]
-	// true
+    // true
 }
 ```
@@ -887,11 +888,11 @@ import (
 func main() {
    bytes := []byte{'a', 'b', 'c'}
-	result := strutil.BytesToString(bytes)
+    result := strutil.BytesToString(bytes)
-	fmt.Println(result)
+    fmt.Println(result)
-	// Output:
+    // Output:
-	// abc
+    // abc
 }
 ```
@@ -915,16 +916,16 @@ import (
 func main() {
    result1 := strutil.IsBlank("")
-	result2 := strutil.IsBlank("\t\v\f\n")
+    result2 := strutil.IsBlank("\t\v\f\n")
-	result3 := strutil.IsBlank(" 中文")
+    result3 := strutil.IsBlank(" 中文")
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	fmt.Println(result3)
+    fmt.Println(result3)
-	// Output:
+    // Output:
-	// true
+    // true
-	// true
+    // true
-	// false
+    // false
 }
 ```
@@ -948,13 +949,13 @@ import (
 func main() {
    result1 := strutil.HasPrefixAny("foo bar", []string{"fo", "xyz", "hello"})
-	result2 := strutil.HasPrefixAny("foo bar", []string{"oom", "world"})
+    result2 := strutil.HasPrefixAny("foo bar", []string{"oom", "world"})
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	// Output:
+    // Output:
-	// true
+    // true
-	// false
+    // false
 }
 ```
@@ -978,13 +979,13 @@ import (
 func main() {
    result1 := strutil.HasSuffixAny("foo bar", []string{"bar", "xyz", "hello"})
-	result2 := strutil.HasSuffixAny("foo bar", []string{"oom", "world"})
+    result2 := strutil.HasSuffixAny("foo bar", []string{"oom", "world"})
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	// Output:
+    // Output:
-	// true
+    // true
-	// false
+    // false
 }
 ```
@@ -1009,23 +1010,23 @@ import (
 func main() {
    str := "foo bar hello world"
-	result1 := strutil.IndexOffset(str, "o", 5)
+    result1 := strutil.IndexOffset(str, "o", 5)
-	result2 := strutil.IndexOffset(str, "o", 0)
+    result2 := strutil.IndexOffset(str, "o", 0)
-	result3 := strutil.IndexOffset(str, "d", len(str)-1)
+    result3 := strutil.IndexOffset(str, "d", len(str)-1)
-	result4 := strutil.IndexOffset(str, "d", len(str))
+    result4 := strutil.IndexOffset(str, "d", len(str))
-	result5 := strutil.IndexOffset(str, "f", -1)
+    result5 := strutil.IndexOffset(str, "f", -1)
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	fmt.Println(result3)
+    fmt.Println(result3)
-	fmt.Println(result4)
+    fmt.Println(result4)
-	fmt.Println(result5)
+    fmt.Println(result5)
-	// Output:
+    // Output:
-	// 12
+    // 12
-	// 1
+    // 1
-	// 18
+    // 18
-	// -1
+    // -1
-	// -1
+    // -1
 }
 ```
@@ -1049,16 +1050,16 @@ import (
 func main() {
    str := "ac ab ab ac"
-	replaces := map[string]string{
+    replaces := map[string]string{
-		"a": "1",
+        "a": "1",
-		"b": "2",
+        "b": "2",
-	}
+    }
-	result := strutil.ReplaceWithMap(str, replaces)
+    result := strutil.ReplaceWithMap(str, replaces)
-	fmt.Println(result)
+    fmt.Println(result)
-	// Output:
+    // Output:
-	// 1c 12 12 1c
+    // 1c 12 12 1c
 }
 ```
@@ -1083,19 +1084,19 @@ import (
 func main() {
    result1 := strutil.Trim("\nabcd")
-	str := "$ ab	cd $ "
+    str := "$ ab    cd $ "
-	result2 := strutil.Trim(str)
+    result2 := strutil.Trim(str)
-	result3 := strutil.Trim(str, "$")
+    result3 := strutil.Trim(str, "$")
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	fmt.Println(result3)
+    fmt.Println(result3)
-	// Output:
+    // Output:
-	// abcd
+    // abcd
-	// $ ab	cd $
+    // $ ab    cd $
-	// ab	cd
+    // ab    cd
 }
 ```
@@ -1120,15 +1121,15 @@ import (
 func main() {
    str := " a,b, c,d,$1 "
-	result1 := strutil.SplitAndTrim(str, ",")
+    result1 := strutil.SplitAndTrim(str, ",")
-	result2 := strutil.SplitAndTrim(str, ",", "$")
+    result2 := strutil.SplitAndTrim(str, ",", "$")
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	// Output:
+    // Output:
-	// [a b c d $1]
+    // [a b c d $1]
-	// [a b c d 1]
+    // [a b c d 1]
 }
 ```
@@ -1153,21 +1154,21 @@ import (
 func main() {
    str := "13242658976"
-	result1 := strutil.HideString(str, 3, 3, "*")
+    result1 := strutil.HideString(str, 3, 3, "*")
-	result2 := strutil.HideString(str, 3, 4, "*")
+    result2 := strutil.HideString(str, 3, 4, "*")
-	result3 := strutil.HideString(str, 3, 7, "*")
+    result3 := strutil.HideString(str, 3, 7, "*")
-	result4 := strutil.HideString(str, 7, 11, "*")
+    result4 := strutil.HideString(str, 7, 11, "*")
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	fmt.Println(result3)
+    fmt.Println(result3)
-	fmt.Println(result4)
+    fmt.Println(result4)
-	// Output:
+    // Output:
-	// 13242658976
+    // 13242658976
-	// 132*2658976
+    // 132*2658976
-	// 132****8976
+    // 132****8976
-	// 1324265****
+    // 1324265****
 }
 ```
@@ -1240,3 +1241,36 @@ func main() {
    // false
 }
 ```
 ### <span id="RemoveWhiteSpace">RemoveWhiteSpace</span>
 <p>Remove whitespace characters from a string. when set repalceAll is true removes all whitespace, false only replaces consecutive whitespace characters with one space.</p>
 <b>Signature:</b>
 ```go
 func RemoveWhiteSpace(str string, repalceAll bool) string
 ```
 <b>Example:</b>
 ```go
 import (
    "fmt"
    "github.com/duke-git/lancet/strutil"
 )
 func main() {
    str := " hello   \r\n   \t   world"
    result1 := strutil.RemoveWhiteSpace(str, true)
    result2 := strutil.RemoveWhiteSpace(str, false)
    fmt.Println(result1)
    fmt.Println(result2)
    // Output:
    // helloworld
    // hello world
 }
 ```
--- a/docs/strutil_zh-CN.md
+++ b/docs/strutil_zh-CN.md
@@ -57,6 +57,8 @@ import (
 -   [Trim](#Trim)
 -   [SplitAndTrim](#SplitAndTrim)
 -   [HideString](#HideString)
 -   [RemoveWhiteSpace](#RemoveWhiteSpace)
 <div STYLE="page-break-after: always;"></div>
@@ -888,13 +890,13 @@ import (
 func main() {
    result1 := strutil.StringToBytes("abc")
-	result2 := reflect.DeepEqual(result1, []byte{'a', 'b', 'c'})
+    result2 := reflect.DeepEqual(result1, []byte{'a', 'b', 'c'})
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	// Output:
+    // Output:
-	// [97 98 99]
+    // [97 98 99]
-	// true
+    // true
 }
 ```
@@ -918,11 +920,11 @@ import (
 func main() {
    bytes := []byte{'a', 'b', 'c'}
-	result := strutil.BytesToString(bytes)
+    result := strutil.BytesToString(bytes)
-	fmt.Println(result)
+    fmt.Println(result)
-	// Output:
+    // Output:
-	// abc
+    // abc
 }
 ```
@@ -946,16 +948,16 @@ import (
 func main() {
    result1 := strutil.IsBlank("")
-	result2 := strutil.IsBlank("\t\v\f\n")
+    result2 := strutil.IsBlank("\t\v\f\n")
-	result3 := strutil.IsBlank(" 中文")
+    result3 := strutil.IsBlank(" 中文")
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	fmt.Println(result3)
+    fmt.Println(result3)
-	// Output:
+    // Output:
-	// true
+    // true
-	// true
+    // true
-	// false
+    // false
 }
 ```
@@ -979,13 +981,13 @@ import (
 func main() {
    result1 := strutil.HasPrefixAny("foo bar", []string{"fo", "xyz", "hello"})
-	result2 := strutil.HasPrefixAny("foo bar", []string{"oom", "world"})
+    result2 := strutil.HasPrefixAny("foo bar", []string{"oom", "world"})
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	// Output:
+    // Output:
-	// true
+    // true
-	// false
+    // false
 }
 ```
@@ -1009,13 +1011,13 @@ import (
 func main() {
    result1 := strutil.HasSuffixAny("foo bar", []string{"bar", "xyz", "hello"})
-	result2 := strutil.HasSuffixAny("foo bar", []string{"oom", "world"})
+    result2 := strutil.HasSuffixAny("foo bar", []string{"oom", "world"})
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	// Output:
+    // Output:
-	// true
+    // true
-	// false
+    // false
 }
 ```
@@ -1040,23 +1042,23 @@ import (
 func main() {
    str := "foo bar hello world"
-	result1 := strutil.IndexOffset(str, "o", 5)
+    result1 := strutil.IndexOffset(str, "o", 5)
-	result2 := strutil.IndexOffset(str, "o", 0)
+    result2 := strutil.IndexOffset(str, "o", 0)
-	result3 := strutil.IndexOffset(str, "d", len(str)-1)
+    result3 := strutil.IndexOffset(str, "d", len(str)-1)
-	result4 := strutil.IndexOffset(str, "d", len(str))
+    result4 := strutil.IndexOffset(str, "d", len(str))
-	result5 := strutil.IndexOffset(str, "f", -1)
+    result5 := strutil.IndexOffset(str, "f", -1)
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	fmt.Println(result3)
+    fmt.Println(result3)
-	fmt.Println(result4)
+    fmt.Println(result4)
-	fmt.Println(result5)
+    fmt.Println(result5)
-	// Output:
+    // Output:
-	// 12
+    // 12
-	// 1
+    // 1
-	// 18
+    // 18
-	// -1
+    // -1
-	// -1
+    // -1
 }
 ```
@@ -1080,16 +1082,16 @@ import (
 func main() {
    str := "ac ab ab ac"
-	replaces := map[string]string{
+    replaces := map[string]string{
-		"a": "1",
+        "a": "1",
-		"b": "2",
+        "b": "2",
-	}
+    }
-	result := strutil.ReplaceWithMap(str, replaces)
+    result := strutil.ReplaceWithMap(str, replaces)
-	fmt.Println(result)
+    fmt.Println(result)
-	// Output:
+    // Output:
-	// 1c 12 12 1c
+    // 1c 12 12 1c
 }
 ```
@@ -1114,19 +1116,19 @@ import (
 func main() {
    result1 := strutil.Trim("\nabcd")
-	str := "$ ab	cd $ "
+    str := "$ ab    cd $ "
-	result2 := strutil.Trim(str)
+    result2 := strutil.Trim(str)
-	result3 := strutil.Trim(str, "$")
+    result3 := strutil.Trim(str, "$")
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	fmt.Println(result3)
+    fmt.Println(result3)
-	// Output:
+    // Output:
-	// abcd
+    // abcd
-	// $ ab	cd $
+    // $ ab    cd $
-	// ab	cd
+    // ab    cd
 }
 ```
@@ -1152,15 +1154,15 @@ import (
 func main() {
    str := " a,b, c,d,$1 "
-	result1 := strutil.SplitAndTrim(str, ",")
+    result1 := strutil.SplitAndTrim(str, ",")
-	result2 := strutil.SplitAndTrim(str, ",", "$")
+    result2 := strutil.SplitAndTrim(str, ",", "$")
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	// Output:
+    // Output:
-	// [a b c d $1]
+    // [a b c d $1]
-	// [a b c d 1]
+    // [a b c d 1]
 }
 ```
@@ -1186,21 +1188,21 @@ import (
 func main() {
    str := "13242658976"
-	result1 := strutil.HideString(str, 3, 3, "*")
+    result1 := strutil.HideString(str, 3, 3, "*")
-	result2 := strutil.HideString(str, 3, 4, "*")
+    result2 := strutil.HideString(str, 3, 4, "*")
-	result3 := strutil.HideString(str, 3, 7, "*")
+    result3 := strutil.HideString(str, 3, 7, "*")
-	result4 := strutil.HideString(str, 7, 11, "*")
+    result4 := strutil.HideString(str, 7, 11, "*")
-	fmt.Println(result1)
+    fmt.Println(result1)
-	fmt.Println(result2)
+    fmt.Println(result2)
-	fmt.Println(result3)
+    fmt.Println(result3)
-	fmt.Println(result4)
+    fmt.Println(result4)
-	// Output:
+    // Output:
-	// 13242658976
+    // 13242658976
-	// 132*2658976
+    // 132*2658976
-	// 132****8976
+    // 132****8976
-	// 1324265****
+    // 1324265****
 }
 ```
@@ -1272,3 +1274,36 @@ func main() {
    // false
 }
 ```
 ### <span id="RemoveWhiteSpace">RemoveWhiteSpace</span>
 <p>删除字符串中的空格，当设置repalceAll为true时，删除全部空格，为false时，替换多个空格为1个空格。</p>
 <b>函数签名:</b>
 ```go
 func RemoveWhiteSpace(str string, repalceAll bool) string
 ```
 <b>示例:</b>
 ```go
 import (
    "fmt"
    "github.com/duke-git/lancet/strutil"
 )
 func main() {
    str := " hello   \r\n   \t   world"
    result1 := strutil.RemoveWhiteSpace(str, true)
    result2 := strutil.RemoveWhiteSpace(str, false)
    fmt.Println(result1)
    fmt.Println(result2)
    // Output:
    // helloworld
    // hello world
 }
 ```
--- a/fileutil/file.go
+++ b/fileutil/file.go
@@ -50,7 +50,7 @@ func CreateFile(path string) bool {
 // CreateDir create directory in absolute path. param `absPath` like /a/, /a/b/
 func CreateDir(absPath string) error {
-	return os.MkdirAll(path.Dir(absPath), os.ModePerm)
+	return os.MkdirAll(absPath, os.ModePerm)
 }
 // IsDir checks if the path is directory or not
@@ -178,44 +178,7 @@ func Zip(fpath string, destPath string) error {
 	archive := zip.NewWriter(zipFile)
 	defer archive.Close()
-	filepath.Walk(fpath, func(path string, info os.FileInfo, err error) error {
+	return addFileToArchive(fpath, archive)
 		if err != nil {
 			return err
 		}
 		header, err := zip.FileInfoHeader(info)
 		if err != nil {
 			return err
 		}
 		header.Name = strings.TrimPrefix(path, filepath.Dir(fpath)+"/")
 		if info.IsDir() {
 			header.Name += "/"
 		} else {
 			header.Method = zip.Deflate
 		}
 		writer, err := archive.CreateHeader(header)
 		if err != nil {
 			return err
 		}
 		if !info.IsDir() {
 			file, err := os.Open(path)
 			if err != nil {
 				return err
 			}
 			defer file.Close()
 			_, err = io.Copy(writer, file)
 			if err != nil {
 				return err
 			}
 		}
 		return nil
 	})
 	return nil
 }
 // UnZip unzip the file and save it to destPath
@@ -260,6 +223,99 @@ func UnZip(zipFile string, destPath string) error {
 	return nil
 }
 // ZipAppendEntry append a single file or directory by fpath to an existing zip file.
 // Play: https://go.dev/play/p/cxvaT8TRNQp
 func ZipAppendEntry(fpath string, destPath string) error {
 	tempFile, err := os.CreateTemp("", "temp.zip")
 	if err != nil {
 		return err
 	}
 	defer os.Remove(tempFile.Name())
 	zipReader, err := zip.OpenReader(destPath)
 	if err != nil {
 		return err
 	}
 	archive := zip.NewWriter(tempFile)
 	for _, zipItem := range zipReader.File {
 		zipItemReader, err := zipItem.Open()
 		if err != nil {
 			return err
 		}
 		header, err := zip.FileInfoHeader(zipItem.FileInfo())
 		if err != nil {
 			return err
 		}
 		header.Name = zipItem.Name
 		targetItem, err := archive.CreateHeader(header)
 		if err != nil {
 			return err
 		}
 		_, err = io.Copy(targetItem, zipItemReader)
 		if err != nil {
 			return err
 		}
 	}
 	err = addFileToArchive(fpath, archive)
 	if err != nil {
 		return err
 	}
 	err = zipReader.Close()
 	if err != nil {
 		return err
 	}
 	err = archive.Close()
 	if err != nil {
 		return err
 	}
 	err = tempFile.Close()
 	if err != nil {
 		return err
 	}
 	return CopyFile(tempFile.Name(), destPath)
 }
 func addFileToArchive(fpath string, archive *zip.Writer) error {
 	err := filepath.Walk(fpath, func(path string, info os.FileInfo, err error) error {
 		if err != nil {
 			return err
 		}
 		header, err := zip.FileInfoHeader(info)
 		if err != nil {
 			return err
 		}
 		header.Name = strings.TrimPrefix(path, filepath.Dir(fpath)+"/")
 		if info.IsDir() {
 			header.Name += "/"
 		} else {
 			header.Method = zip.Deflate
 			writer, err := archive.CreateHeader(header)
 			if err != nil {
 				return err
 			}
 			file, err := os.Open(path)
 			if err != nil {
 				return err
 			}
 			defer file.Close()
 			if _, err := io.Copy(writer, file); err != nil {
 				return err
 			}
 		}
 		return nil
 	})
 	return err
 }
 func safeFilepathJoin(path1, path2 string) (string, error) {
 	relPath, err := filepath.Rel(".", path2)
 	if err != nil || strings.HasPrefix(relPath, "..") {
@@ -370,7 +426,7 @@ func MTime(filepath string) (int64, error) {
 	return f.ModTime().Unix(), nil
 }
-// MTime returns file sha value, param `shaType` should be 1, 256 or 512.
+// Sha returns file sha value, param `shaType` should be 1, 256 or 512.
 func Sha(filepath string, shaType ...int) (string, error) {
 	file, err := os.Open(filepath)
 	if err != nil {
@@ -420,6 +476,27 @@ func ReadCsvFile(filepath string) ([][]string, error) {
 	return records, nil
 }
 // WriteCsvFile write content to target csv file.
 func WriteCsvFile(filepath string, records [][]string, append bool) error {
 	flag := os.O_RDWR | os.O_CREATE
 	if append {
 		flag = flag | os.O_APPEND
 	}
 	f, err := os.OpenFile(filepath, flag, 0644)
 	if err != nil {
 		return err
 	}
 	defer f.Close()
 	writer := csv.NewWriter(f)
 	writer.Comma = ','
 	return writer.WriteAll(records)
 }
 // WriteStringToFile write string to target file.
 func WriteStringToFile(filepath string, content string, append bool) error {
 	flag := os.O_RDWR | os.O_CREATE
--- a/fileutil/file_test.go
+++ b/fileutil/file_test.go
@@ -182,6 +182,44 @@ func TestZipAndUnZip(t *testing.T) {
 	os.RemoveAll(unZipPath)
 }
 func TestZipAppendEntry(t *testing.T) {
 	assert := internal.NewAssert(t, "TestZipAppendEntry")
 	zipFile := "./text.zip"
 	err := CopyFile("./testdata/file.go.zip", zipFile)
 	assert.IsNil(err)
 	srcFile := "./text.txt"
 	CreateFile(srcFile)
 	file, _ := os.OpenFile(srcFile, os.O_WRONLY|os.O_TRUNC, os.ModePerm)
 	_, err = file.WriteString("hello\nworld")
 	if err != nil {
 		t.Fail()
 	}
 	file.Close()
 	err = ZipAppendEntry(srcFile, zipFile)
 	assert.IsNil(err)
 	err = ZipAppendEntry("./testdata", zipFile)
 	assert.IsNil(err)
 	unZipPath := "./unzip"
 	err = UnZip(zipFile, unZipPath)
 	assert.IsNil(err)
 	assert.Equal(true, IsExist("./unzip/text.txt"))
 	assert.Equal(true, IsExist("./unzip/file.go"))
 	assert.Equal(true, IsExist("./unzip/testdata/file.go.zip"))
 	assert.Equal(true, IsExist("./unzip/testdata/test.txt"))
 	os.Remove(srcFile)
 	os.Remove(zipFile)
 	os.RemoveAll(unZipPath)
 }
 func TestFileMode(t *testing.T) {
 	assert := internal.NewAssert(t, "TestFileMode")
@@ -268,7 +306,7 @@ func TestSha(t *testing.T) {
 func TestReadCsvFile(t *testing.T) {
 	assert := internal.NewAssert(t, "TestReadCsvFile")
-	content, err := ReadCsvFile("./testdata/test.csv")
+	content, err := ReadCsvFile("./testdata/demo.csv")
 	t.Log(content)
 	assert.IsNil(err)
@@ -278,6 +316,27 @@ func TestReadCsvFile(t *testing.T) {
 	assert.Equal("Bob", content[0][0])
 }
 func TestWriteCsvFile(t *testing.T) {
 	assert := internal.NewAssert(t, "TestWriteCsvFile")
 	csvFilePath := "./testdata/test1.csv"
 	content := [][]string{
 		{"Lili", "22", "female"},
 		{"Jim", "21", "male"},
 	}
 	err := WriteCsvFile(csvFilePath, content, false)
 	assert.IsNil(err)
 	readContent, err := ReadCsvFile(csvFilePath)
 	assert.IsNil(err)
 	assert.Equal(2, len(readContent))
 	assert.Equal(3, len(readContent[0]))
 	assert.Equal("Lili", content[0][0])
 }
 func TestWriteStringToFile(t *testing.T) {
 	assert := internal.NewAssert(t, "TestWriteStringToFile")
--- a/fileutil/testdata/demo.csv
+++ b/fileutil/testdata/demo.csv
--- a/fileutil/testdata/test1.csv
+++ b/fileutil/testdata/test1.csv
@@ -0,0 +1,2 @@
 Lili,22,female
 Jim,21,male
--- a/mathutil/mathutil.go
+++ b/mathutil/mathutil.go
@@ -189,3 +189,8 @@ func Cos(radian float64, precision ...int) float64 {
 func Sin(radian float64, precision ...int) float64 {
 	return Cos((math.Pi / 2) - radian)
 }
 // Log returns the logarithm of base n.
 func Log(n, base float64) float64 {
 	return math.Log(n) / math.Log(base)
 }
--- a/mathutil/mathutil_test.go
+++ b/mathutil/mathutil_test.go
@@ -172,3 +172,11 @@ func TestSin(t *testing.T) {
 	assert.EqualValues(0, Sin(math.Pi))
 	assert.EqualValues(1, Sin(math.Pi/2))
 }
 func TestLog(t *testing.T) {
 	assert := internal.NewAssert(t, "TestLog")
 	assert.EqualValues(3, Log(8, 2))
 	assert.EqualValues(3, TruncRound(Log(27, 3), 0))
 	assert.EqualValues(2.32, TruncRound(Log(5, 2), 2))
 }
--- a/netutil/http.go
+++ b/netutil/http.go
@@ -18,9 +18,11 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"mime/multipart"
 	"net/http"
 	"net/url"
 	"os"
 	"reflect"
 	"regexp"
 	"sort"
@@ -93,6 +95,7 @@ type HttpRequest struct {
 	Headers     http.Header
 	QueryParams url.Values
 	FormData    url.Values
 	File        *File
 	Body        []byte
 }
@@ -180,7 +183,11 @@ func (client *HttpClient) SendRequest(request *HttpRequest) (*http.Response, err
 	client.setQueryParam(req, rawUrl, request.QueryParams)
 	if request.FormData != nil {
-		client.setFormData(req, request.FormData)
+		if request.File != nil {
 			err = client.setFormData(req, request.FormData, setFile(request.File))
 		} else {
 			err = client.setFormData(req, request.FormData, nil)
 		}
 	}
 	client.Request = req
@@ -244,10 +251,79 @@ func (client *HttpClient) setQueryParam(req *http.Request, reqUrl string, queryP
 	return nil
 }
-func (client *HttpClient) setFormData(req *http.Request, values url.Values) {
+func (client *HttpClient) setFormData(req *http.Request, values url.Values, setFile SetFileFunc) error {
-	formData := []byte(values.Encode())
+	if setFile != nil {
-	req.Body = ioutil.NopCloser(bytes.NewReader(formData))
+		err := setFile(req, values)
-	req.ContentLength = int64(len(formData))
+		if err != nil {
 			return err
 		}
 	} else {
 		formData := []byte(values.Encode())
 		req.Body = io.NopCloser(bytes.NewReader(formData))
 		req.ContentLength = int64(len(formData))
 	}
 	return nil
 }
 type SetFileFunc func(req *http.Request, values url.Values) error
 // File struct is a combination of file attributes
 type File struct {
 	Content   []byte
 	Path      string
 	FieldName string
 	FileName  string
 }
 // setFile set parameters for http request formdata file upload
 func setFile(f *File) SetFileFunc {
 	return func(req *http.Request, values url.Values) error {
 		body := &bytes.Buffer{}
 		writer := multipart.NewWriter(body)
 		for key, vals := range values {
 			for _, val := range vals {
 				err := writer.WriteField(key, val)
 				if err != nil {
 					return err
 				}
 			}
 		}
 		if f.Content != nil {
 			part, err := writer.CreateFormFile(f.FieldName, f.FileName)
 			if err != nil {
 				return err
 			}
 			part.Write(f.Content)
 		} else if f.Path != "" {
 			file, err := os.Open(f.Path)
 			if err != nil {
 				return err
 			}
 			defer file.Close()
 			part, err := writer.CreateFormFile(f.FieldName, f.FileName)
 			if err != nil {
 				return err
 			}
 			_, err = io.Copy(part, file)
 			if err != nil {
 				return err
 			}
 		}
 		err := writer.Close()
 		if err != nil {
 			return err
 		}
 		req.Body = io.NopCloser(body)
 		req.Header.Set("Content-Type", writer.FormDataContentType())
 		req.ContentLength = int64(body.Len())
 		return nil
 	}
 }
 // validateRequest check if a request has url, and valid method.
--- a/netutil/http_test.go
+++ b/netutil/http_test.go
@@ -1,12 +1,15 @@
 package netutil
 import (
 	"bytes"
 	"encoding/json"
 	"io"
 	"io/ioutil"
 	"log"
 	"net/http"
 	"net/http/httptest"
 	"net/url"
 	"os"
 	"testing"
 	"github.com/duke-git/lancet/internal"
@@ -250,3 +253,108 @@ func TestStructToUrlValues(t *testing.T) {
 	assert.Equal("456", queryValues2.Get("userId"))
 	assert.Equal("", queryValues2.Get("name"))
 }
 func handleFileRequest(t *testing.T, w http.ResponseWriter, r *http.Request) {
 	err := r.ParseMultipartForm(1024)
 	if err != nil {
 		t.Fatal(err)
 	}
 	key1 := r.FormValue("key1")
 	expectedKey1 := "value1"
 	if key1 != expectedKey1 {
 		t.Fatalf("expected %s, got %s", expectedKey1, key1)
 	}
 	key2 := r.FormValue("key2")
 	expectedKey2 := "value2"
 	if key2 != expectedKey2 {
 		t.Fatalf("expected %s, got %s", expectedKey2, key2)
 	}
 	file, header, err := r.FormFile("image")
 	if err != nil {
 		t.Fatal(err)
 	}
 	expectedFileName := "testImage.jpg"
 	if header.Filename != expectedFileName {
 		t.Fatalf("expected %s, got %s", expectedFileName, header.Filename)
 	}
 	defer file.Close()
 	content, err := ioutil.ReadAll(file)
 	if err != nil {
 		t.Fatal(err)
 	}
 	expectedContent := []byte("file content")
 	if !bytes.Equal(content, expectedContent) {
 		t.Fatalf("expected %s, got %s", string(expectedContent), string(content))
 	}
 }
 func TestSendRequestWithFileContent(t *testing.T) {
 	handler := http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
 		handleFileRequest(t, writer, request)
 	})
 	server := httptest.NewServer(handler)
 	defer server.Close()
 	client := NewHttpClient()
 	request := &HttpRequest{
 		RawURL:   server.URL,
 		Method:   "POST",
 		File:     &File{Content: []byte("file content"), FieldName: "image", FileName: "testImage.jpg"},
 		FormData: url.Values{"key1": {"value1"}, "key2": {"value2"}},
 	}
 	resp, err := client.SendRequest(request)
 	if err != nil {
 		t.Fatal(err)
 	}
 	defer resp.Body.Close()
 	if resp.StatusCode != http.StatusOK {
 		t.Fatalf("expected %d, got %d", http.StatusOK, resp.StatusCode)
 	}
 }
 func TestSendRequestWithFilePath(t *testing.T) {
 	handler := http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
 		handleFileRequest(t, writer, request)
 	})
 	server := httptest.NewServer(handler)
 	defer server.Close()
 	tmpFile, err := ioutil.TempFile("", "testImage.jpg")
 	if err != nil {
 		t.Fatal(err)
 	}
 	defer os.Remove(tmpFile.Name())
 	tmpFile.Write([]byte("file content"))
 	tmpFile.Close()
 	client := NewHttpClient()
 	request := &HttpRequest{
 		RawURL:   server.URL,
 		Method:   "POST",
 		File:     &File{Path: tmpFile.Name(), FieldName: "image", FileName: "testImage.jpg"},
 		FormData: url.Values{"key1": {"value1"}, "key2": {"value2"}},
 	}
 	resp, err := client.SendRequest(request)
 	if err != nil {
 		t.Fatal(err)
 	}
 	defer resp.Body.Close()
 	if resp.StatusCode != http.StatusOK {
 		t.Fatalf("expected %d, got %d", http.StatusOK, resp.StatusCode)
 	}
 }
--- a/netutil/net_test.go
+++ b/netutil/net_test.go
@@ -72,10 +72,3 @@ func TestTelnetConnected(t *testing.T) {
 	result2 := IsTelnetConnected("www.baidu.com", "123")
 	assert.Equal(false, result2)
 }
 // func TestDownloadFile(t *testing.T) {
 // 	assert := internal.NewAssert(t, "TestDownloadFile")
 // 	err := DownloadFile("./lancet_logo.jpg", "https://picx.zhimg.com/v2-fc82a4199749de9cfb71e32e54f489d3_720w.jpg?source=172ae18b")
 // 	assert.IsNil(err)
 // }
--- a/random/random.go
+++ b/random/random.go
@@ -101,3 +101,27 @@ func UUIdV4() (string, error) {
 	return fmt.Sprintf("%x-%x-%x-%x-%x", uuid[0:4], uuid[4:6], uuid[6:8], uuid[8:10], uuid[10:]), nil
 }
 // RandUniqueIntSlice generate a slice of random int of length n that do not repeat.
 func RandUniqueIntSlice(n, min, max int) []int {
 	if min > max {
 		return []int{}
 	}
 	if n > max-min {
 		n = max - min
 	}
 	nums := make([]int, n)
 	used := make(map[int]struct{}, n)
 	for i := 0; i < n; {
 		r := RandInt(min, max)
 		if _, use := used[r]; use {
 			continue
 		}
 		used[r] = struct{}{}
 		nums[i] = r
 		i++
 	}
 	return nums
 }
--- a/random/random_test.go
+++ b/random/random_test.go
@@ -105,3 +105,36 @@ func TestUUIdV4(t *testing.T) {
 	isUUiDV4 := regexp.MustCompile(`^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-4[0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}$`)
 	assert.Equal(true, isUUiDV4.MatchString(uuid))
 }
 func TestRandUniqueIntSlice(t *testing.T) {
 	assert := internal.NewAssert(t, "TestRandUniqueIntSlice")
 	r1 := RandUniqueIntSlice(5, 0, 9)
 	assert.Equal(len(r1), 5)
 	if hasDuplicate(r1) {
 		t.Error("hasDuplicate int")
 	}
 	r2 := RandUniqueIntSlice(20, 0, 10)
 	assert.Equal(len(r2), 10)
 	if hasDuplicate(r2) {
 		t.Error("hasDuplicate int")
 	}
 	r3 := RandUniqueIntSlice(10, 20, 10)
 	assert.Equal(len(r3), 0)
 	r4 := RandUniqueIntSlice(0, 20, 10)
 	assert.Equal(len(r4), 0)
 }
 func hasDuplicate(arr []int) bool {
 	elements := make(map[int]bool)
 	for _, v := range arr {
 		if elements[v] {
 			return true
 		}
 		elements[v] = true
 	}
 	return false
 }
--- a/slice/slice.go
+++ b/slice/slice.go
@@ -968,3 +968,16 @@ func AppendIfAbsent(slice interface{}, value interface{}) interface{} {
 	}
 	return out.Interface()
 }
 // AppendIfAbsent only absent append the value
 func Join(slice interface{}, separator string) string {
 	sv := sliceValue(slice)
 	strs := make([]string, sv.Len())
 	for i := 0; i < sv.Len(); i++ {
 		strs[i] = fmt.Sprint(sv.Index(i).Interface())
 	}
 	return strings.Join(strs, separator)
 }
--- a/slice/slice_test.go
+++ b/slice/slice_test.go
@@ -624,3 +624,15 @@ func TestAppendIfAbsent(t *testing.T) {
 	assert.Equal([]string{"a", "b"}, AppendIfAbsent(str1, "a"))
 	assert.Equal([]string{"a", "b", "c"}, AppendIfAbsent(str1, "c"))
 }
 func TestJoin(t *testing.T) {
 	assert := internal.NewAssert(t, "TestJoin")
 	nums := []int{1, 2, 3, 4, 5}
 	result1 := Join(nums, ",")
 	result2 := Join(nums, "-")
 	assert.Equal("1,2,3,4,5", result1)
 	assert.Equal("1-2-3-4-5", result2)
 }
--- a/strutil/string.go
+++ b/strutil/string.go
@@ -6,6 +6,7 @@ package strutil
 import (
 	"reflect"
 	"regexp"
 	"strings"
 	"unicode"
 	"unicode/utf8"
@@ -503,3 +504,21 @@ func ContainsAny(str string, substrs []string) bool {
 	return false
 }
 var (
 	whitespaceRegexMatcher     *regexp.Regexp = regexp.MustCompile(`\s`)
 	mutiWhitespaceRegexMatcher *regexp.Regexp = regexp.MustCompile(`[[:space:]]{2,}|[\s\p{Zs}]{2,}`)
 )
 // RemoveWhiteSpace remove whitespace characters from a string.
 // when set repalceAll is true removes all whitespace, false only replaces consecutive whitespace characters with one space.
 func RemoveWhiteSpace(str string, repalceAll bool) string {
 	if repalceAll && str != "" {
 		return strings.Join(strings.Fields(str), "")
 	} else if str != "" {
 		str = mutiWhitespaceRegexMatcher.ReplaceAllString(str, " ")
 		str = whitespaceRegexMatcher.ReplaceAllString(str, " ")
 	}
 	return strings.TrimSpace(str)
 }
--- a/strutil/string_test.go
+++ b/strutil/string_test.go
@@ -455,3 +455,13 @@ func TestContainsAny(t *testing.T) {
 	assert.Equal(true, ContainsAny("hello world", []string{"hello", "abc"}))
 	assert.Equal(false, ContainsAny("hello world", []string{"123", "abc"}))
 }
 func TestRemoveWhiteSpace(t *testing.T) {
 	assert := internal.NewAssert(t, "TestRemoveWhiteSpace")
 	str := " hello   \r\n	\t   world"
 	assert.Equal("", RemoveWhiteSpace("", true))
 	assert.Equal("helloworld", RemoveWhiteSpace(str, true))
 	assert.Equal("hello world", RemoveWhiteSpace(str, false))
 }
--- a/system/os_test.go
+++ b/system/os_test.go
@@ -45,7 +45,7 @@ func TestExecCommand(t *testing.T) {
 	assert := internal.NewAssert(t, "TestExecCommand")
 	// linux or mac
-	stdout, stderr, err := ExecCommand("ls", WithForeground())
+	stdout, stderr, err := ExecCommand("ls")
 	t.Log("std out: ", stdout)
 	t.Log("std err: ", stderr)
 	assert.Equal("", stderr)
Author	SHA1	Message	Date
dudaodong	4959f26003	release v1.4.1	2023-07-31 16:44:44 +08:00
dudaodong	eb683a33d2	doc: update readme file	2023-07-29 16:57:57 +08:00
dudaodong	0e63489e9e	doc: update readme file	2023-07-28 17:39:36 +08:00
dudaodong	d9e318550a	feat: add new functions to datetime package	2023-07-28 17:25:13 +08:00
dudaodong	993b0e6023	feat: add Join	2023-07-27 20:14:57 +08:00
dudaodong	7cf358a0ec	fix: fix CreateDir bug	2023-07-27 18:00:56 +08:00
dudaodong	b85545c584	refactor: clean code	2023-07-27 17:58:57 +08:00
dudaodong	c3c6c92cd4	refactor: clean code	2023-07-27 17:58:40 +08:00
dudaodong	8587abc977	feat: add base64 support for cryptor package	2023-07-27 17:54:26 +08:00
dudaodong	5c01b7e675	release v1.4.0	2023-06-20 10:24:17 +08:00
dudaodong	0247ac232a	feat: add ZipAppendEntry	2023-06-20 10:23:12 +08:00
dudaodong	e77354d7ff	feat: add File upload for HttpPost	2023-06-20 10:12:23 +08:00
dudaodong	8998dc35bb	test: update TestToString	2023-06-15 14:45:12 +08:00
dudaodong	ad9fd196ce	fix: fix bug of issue#112 (ToString precision lost when conver float32 and float64)	2023-06-15 14:40:30 +08:00
dudaodong	c8a65c33a4	format code	2023-06-13 15:09:31 +08:00
dudaodong	69a797f8ed	doc: format code in doc file	2023-06-13 15:08:40 +08:00
dudaodong	1e5b69e9bf	feat: add RemoveWhiteSpace	2023-06-13 15:06:27 +08:00
dudaodong	275abcc8c2	feat: add RandUniqueIntSlice	2023-06-13 15:03:45 +08:00
dudaodong	065b3b84fe	add os_test.go	2023-06-13 15:00:40 +08:00
dudaodong	4bc43f3278	feat: add Log	2023-06-13 14:59:30 +08:00
dudaodong	f3382ceac9	feat: add WirteCsvFile	2023-06-13 14:56:43 +08:00
dudaodong	d20f8783b2	feat: add Utf8ToGbk and GbkToUtf8	2023-06-13 14:49:40 +08:00
dudaodong	8432a4e1ee	test: update TestExecCommand	2023-06-03 18:33:16 +08:00