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<div align=center>
<a href="https://uvdream.github.io/lancet-docs/"><img src="./logo.png" width="200" height="200"/><a/>
<br/>
![Go version](https://img.shields.io/badge/go-%3E%3Dv1.18-9cf)
[![Release](https://img.shields.io/badge/release-2.1.12-green.svg)](https://github.com/duke-git/lancet/releases)
[![GoDoc](https://godoc.org/github.com/duke-git/lancet/v2?status.svg)](https://pkg.go.dev/github.com/duke-git/lancet/v2)
[![Go Report Card](https://goreportcard.com/badge/github.com/duke-git/lancet/v2)](https://goreportcard.com/report/github.com/duke-git/lancet/v2)
[![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)
[![codecov](https://codecov.io/gh/duke-git/lancet/branch/main/graph/badge.svg?token=FC48T1F078)](https://codecov.io/gh/duke-git/lancet)
[![License](https://img.shields.io/badge/license-MIT-blue.svg)](https://github.com/duke-git/lancet/blob/main/LICENSE)
</div>
<div STYLE="page-break-after: always;"></div>
<p style="font-size: 18px">
lancet（柳叶刀）是一个全面、高效、可复用的go语言工具函数库。 lancet受到了java apache common包和lodash.js的启发。
</p>
简体中文 | [English](./README.md)
## 特性
- 👏 全面、高效、可复用
- 💪 300+常用 go 工具函数，支持 string、slice、datetime、net、crypt...
- 💅 只依赖 go 标准库
- 🌍 所有导出函数单元测试覆盖率 100%
## 安装
### Note:
1. <b>使用 go1.18 及以上版本的用户，建议安装 v2.x.x。 因为 v2.x.x 应用 go1.18 的泛型重写了大部分函数。</b>
```go
go get github.com/duke-git/lancet/v2 //安装v2最新版本v2.x.x
```
2. <b>使用 go1.18 以下版本的用户，必须安装 v1.x.x。目前最新的 v1 版本是 v1.3.5。</b>
```go
go get github.com/duke-git/lancet@v1.3.5 // 使用go1.18以下版本, 必须安装v1.x.x版本
```
## 用法
lancet 是以包的结构组织代码的，使用时需要导入相应的包名。例如：如果使用字符串相关函数，需要导入 strutil 包:
```go
import "github.com/duke-git/lancet/v2/strutil"
```
## 例子
此处以字符串工具函数 Reverse（逆序字符串）为例，需要导入 strutil 包:
```go
package main
import (
"fmt"
"github.com/duke-git/lancet/v2/strutil"
)
func main() {
s := "hello"
rs := strutil.Reverse(s)
fmt.Println(rs) //olleh
}
```
## 文档
### 1. algorithm 包实现一些基本查找和排序算法。
```go
import "github.com/duke-git/lancet/v2/algorithm"
```
#### Function list:
- **<big>BubbleSort</big>** : 使用冒泡排序算法对切片进行排序。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#BubbleSort)]
[[play](https://go.dev/play/p/GNdv7Jg2Taj)]
- **<big>CountSort</big>** : 使用计数排序算法对切片进行排序。不改变原数据。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#CountSort)]
[[play](https://go.dev/play/p/tB-Umgm0DrP)]
- **<big>HeapSort</big>** : 使用堆排序算法对切片进行排序。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#HeapSort)]
[[play](https://go.dev/play/p/u6Iwa1VZS_f)]
- **<big>InsertionSort</big>** : 使用插入排序算法对切片进行排序。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#InsertionSort)]
[[play](https://go.dev/play/p/G5LJiWgJJW6)]
- **<big>MergeSort</big>** : 使用合并排序算法对切片进行排序。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#MergeSort)]
[[play](https://go.dev/play/p/ydinn9YzUJn)]
- **<big>QuickSort</big>** : 使用快速排序算法对切片进行排序。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#QuickSort)]
[[play](https://go.dev/play/p/7Y7c1Elk3ax)]
- **<big>SelectionSort</big>** : 使用选择排序算法对切片进行排序。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#SelectionSort)]
[[play](https://go.dev/play/p/oXovbkekayS)]
- **<big>ShellSort</big>** : 使用希尔排序算法对切片进行排序。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#ShellSort)]
[[play](https://go.dev/play/p/3ibkszpJEu3)]
- **<big>BinarySearch</big>** : 返回排序切片中目标值的索引，使用二分搜索（递归调用）。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#BinarySearch)]
[[play](https://go.dev/play/p/t6MeGiUSN47)]
- **<big>BinaryIterativeSearch</big>** :返回排序切片中目标值的索引，使用二分搜索（非递归）。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#BinaryIterativeSearch)]
[[play](https://go.dev/play/p/Anozfr8ZLH3)]
- **<big>LinearSearch</big>** : 基于传入的相等函数返回切片中目标值的索引。（线性查找）
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#LinearSearch)]
- **<big>LRUCache</big>** : 应用 lru 算法实现内存缓存.
[[doc](https://github.com/duke-git/lancet/blob/main/docs/algorithm_zh-CN.md#LRUCache)]
[[play](https://go.dev/play/p/-EZjgOURufP)]
### 2. concurrency 包含一些支持并发编程的功能。例如：goroutine, channel, async 等。
```go
import "github.com/duke-git/lancet/v2/concurrency"
```
#### Function list:
- **<big>NewChannel</big>** : 返回一个 Channel 指针实例。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/concurrency_zh-CN.md#NewChannel)]
- **<big>Bridge</big>** : 将多个 channel 链接到一个 channel，直到取消上下文。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/Bridge.md#NewChannel)]
- **<big>FanIn</big>** : 将多个 channel 合并为一个 channel，直到取消上下文。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/concurrency_zh-CN.md#FanIn)]
- **<big>Generate</big>** : 根据传入的值，生成channel。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/concurrency_zh-CN.md#Generate)]
- **<big>Or</big>** : 将一个或多个channel读取到一个channel中，当任何读取channel关闭时将结束读取。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/concurrency_zh-CN.md#Or)]
- **<big>OrDone</big>** : 将一个channel读入另一个channel，直到取消上下文。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/concurrency_zh-CN.md#OrDone)]
- **<big>Repeat</big>** : 返回一个channel，将参数`values`重复放入channel，直到取消上下文。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/concurrency_zh-CN.md#Repeat)]
- **<big>RepeatFn</big>** : 返回一个channel，重复执行函数fn，并将结果放入返回的channel，直到取消上下文。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/concurrency_zh-CN.md#RepeatFn)]
- **<big>Take</big>** : 返回一个channel，其值从另一个channel获取，直到取消上下文。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/concurrency_zh-CN.md#Take)]
- **<big>Tee</big>** : 将一个channel分成两个channel，直到取消上下文。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/concurrency_zh-CN.md#Tee)]
### 3. condition 包含一些用于条件判断的函数。
```go
import "github.com/duke-git/lancet/v2/condition"
```
#### Function list:
- [Bool](https://github.com/duke-git/lancet/blob/main/docs/condition_zh-CN.md#Bool)
- [And](https://github.com/duke-git/lancet/blob/main/docs/condition_zh-CN.md#And)
- [Or](https://github.com/duke-git/lancet/blob/main/docs/condition_zh-CN.md#Or)
- [Xor](https://github.com/duke-git/lancet/blob/main/docs/condition_zh-CN.md#Xor)
- [Nor](https://github.com/duke-git/lancet/blob/main/docs/condition_zh-CN.md#Nor)
- [Nand](https://github.com/duke-git/lancet/blob/main/docs/condition_zh-CN.md#Nand)
- [TernaryOperator](https://github.com/duke-git/lancet/blob/main/docs/condition_zh-CN.md#TernaryOperator)
### 4. convertor 转换器包支持一些常见的数据类型转换。
```go
import "github.com/duke-git/lancet/v2/convertor"
```
#### 函数列表:
- [ColorHexToRGB](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ColorHexToRGB)
- [ColorRGBToHex](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ColorRGBToHex)
- [ToBool](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ToBool)
- [ToBytes](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ToBytes)
- [ToChar](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ToChar)
- [ToChannel](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ToChannel)
- [ToFloat](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ToFloat)
- [ToInt](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ToInt)
- [ToJson](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ToJson)
- [ToMap](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ToMap)
- [ToPointer](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ToPointer)
- [ToString](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#ToString)
- [StructToMap](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#StructToMap)
- [MapToSlice](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#MapToSlice)
- [EncodeByte](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#EncodeByte)
- [DecodeByte](https://github.com/duke-git/lancet/blob/main/docs/convertor_zh-CN.md#DecodeByte)
### 5. 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
import "github.com/duke-git/lancet/v2/cryptor"
```
#### 函数列表:
- [AesEcbEncrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#AesEcbEncrypt)
- [AesEcbDecrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#AesEcbDecrypt)
- [AesCbcEncrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#AesCbcEncrypt)
- [AesCbcDecrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#AesCbcDecrypt)
- [AesCtrCrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#AesCtrCrypt)
- [AesCfbEncrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#AesCfbEncrypt)
- [AesCfbDecrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#AesCfbDecrypt)
- [AesOfbEncrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#AesOfbEncrypt)
- [AesOfbDecrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#AesOfbDecrypt)
- [Base64StdEncode](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#Base64StdEncode)
- [Base64StdDecode](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#Base64StdDecode)
- [DesEcbEncrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#DesEcbEncrypt)
- [DesEcbDecrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#DesEcbDecrypt)
- [DesCbcEncrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#DesCbcEncrypt)
- [DesCbcDecrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#DesCbcDecrypt)
- [DesCtrCrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#DesCtrCrypt)
- [DesCfbEncrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#DesCfbEncrypt)
- [DesCfbDecrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#DesCfbDecrypt)
- [DesOfbEncrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#DesOfbEncrypt)
- [DesOfbDecrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#DesOfbDecrypt)
- [HmacMd5](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#HmacMd5)
- [HmacSha1](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#HmacSha1)
- [HmacSha256](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#HmacSha256)
- [HmacSha512](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#HmacSha512)
- [Md5String](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#Md5String)
- [Md5File](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#Md5File)
- [Sha1](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#Sha1)
- [Sha256](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#Sha256)
- [Sha512](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#Sha512)
- [GenerateRsaKey](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#GenerateRsaKey)
- [RsaEncrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#RsaEncrypt)
- [RsaDecrypt](https://github.com/duke-git/lancet/blob/main/docs/cryptor_zh-CN.md#RsaDecrypt)
### 6. datetime 日期时间处理包，格式化日期，比较日期。
```go
import "github.com/duke-git/lancet/v2/datetime"
```
#### 函数列表:
- [AddDay](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#AddDay)
- [AddHour](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#AddHour)
- [AddMinute](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#AddMinute)
- [BeginOfMinute](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#BeginOfMinute)
- [BeginOfHour](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#BeginOfHour)
- [BeginOfDay](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#BeginOfDay)
- [BeginOfWeek](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#BeginOfWeek)
- [BeginOfMonth](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#BeginOfMonth)
- [BeginOfYear](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#BeginOfYear)
- [EndOfMinute](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#EndOfMinute)
- [EndOfHour](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#EndOfHour)
- [EndOfDay](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#EndOfDay)
- [EndOfWeek](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#EndOfWeek)
- [EndOfMonth](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#EndOfMonth)
- [EndOfYear](https://github.com/duke-git/lancet/blob/main/docs/datetime.md#EndOfYear)
- [GetNowDate](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#GetNowDate)
- [GetNowTime](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#GetNowTime)
- [GetNowDateTime](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#GetNowDateTime)
- [GetZeroHourTimestamp](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#GetZeroHourTimestamp)
- [GetNightTimestamp](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#GetNightTimestamp)
- [FormatTimeToStr](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#FormatTimeToStr)
- [FormatStrToTime](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#FormatStrToTime)
- [NewUnix](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#NewUnix)
- [NewUnixNow](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#NewUnixNow)
- [NewFormat](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#NewFormat)
- [NewISO8601](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#NewISO8601)
- [ToUnix](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#ToUnix)
- [ToFormat](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#ToFormat)
- [ToFormatForTpl](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#ToFormatForTpl)
- [ToIso8601](https://github.com/duke-git/lancet/blob/main/docs/datetime_zh-CN.md#ToIso8601)
### 7. datastructure 包含一些普通的数据结构实现。例如：list, linklist, stack, queue, set, tree, graph.
```go
import list "github.com/duke-git/lancet/v2/datastructure/list"
import link "github.com/duke-git/lancet/v2/datastructure/link"
import stack "github.com/duke-git/lancet/v2/datastructure/stack"
import queue "github.com/duke-git/lancet/v2/datastructure/queue"
import set "github.com/duke-git/lancet/v2/datastructure/set"
import tree "github.com/duke-git/lancet/v2/datastructure/tree"
import heap "github.com/duke-git/lancet/v2/datastructure/heap"
import hashmap "github.com/duke-git/lancet/v2/datastructure/hashmap"
```
#### Function list:
- [List](https://github.com/duke-git/lancet/blob/main/docs/datastructure/list_zh-CN.md)
- [Linklist](https://github.com/duke-git/lancet/blob/main/docs/datastructure/linklist_zh-CN.md)
- [Stack](https://github.com/duke-git/lancet/blob/main/docs/datastructure/stack_zh-CN.md)
- [Queue](https://github.com/duke-git/lancet/blob/main/docs/datastructure/queue_zh-CN.md)
- [Set](https://github.com/duke-git/lancet/blob/main/docs/datastructure/set_zh-CN.md)
- [Tree](https://github.com/duke-git/lancet/blob/main/docs/datastructure/tree_zh-CN.md)
- [Heap](https://github.com/duke-git/lancet/blob/main/docs/datastructure/heap.md)
- [HashMap](https://github.com/duke-git/lancet/blob/main/docs/datastructure/hashmap.md)
### 8. fileutil 包含文件基本操作。
```go
import "github.com/duke-git/lancet/v2/fileutil"
```
#### 函数列表：
- [ClearFile](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#ClearFile)
- [CreateFile](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#CreateFile)
- [CreateDir](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#CreateDir)
- [CopyFile](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#CopyFile)
- [FileMode](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#FileMode)
- [MiMeType](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#MiMeType)
- [IsExist](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#IsExist)
- [IsLink](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#IsLink)
- [IsDir](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#IsDir)
- [ListFileNames](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#ListFileNames)
- [RemoveFile](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#RemoveFile)
- [ReadFileToString](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#ReadFileToString)
- [ReadFileByLine](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#ReadFileByLine)
- [Zip](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#Zip)
- [UnZip](https://github.com/duke-git/lancet/blob/main/docs/fileutil_zh-CN.md#UnZip)
### 9. formatter 格式化器包含一些数据格式化处理方法。
```go
import "github.com/duke-git/lancet/v2/formatter"
```
#### 函数列表:
- [Comma](https://github.com/duke-git/lancet/blob/main/docs/formatter_zh-CN.md#Comma)
### 10. function 函数包控制函数执行流程，包含部分函数式编程。
```go
import "github.com/duke-git/lancet/v2/function"
```
#### 函数列表:
- [After](https://github.com/duke-git/lancet/blob/main/docs/function_zh-CN.md#After)
- [Before](https://github.com/duke-git/lancet/blob/main/docs/function_zh-CN.md#Before)
- [Curry](https://github.com/duke-git/lancet/blob/main/docs/function_zh-CN.md#Curry)
- [Compose](https://github.com/duke-git/lancet/blob/main/docs/function_zh-CN.md#Compose)
- [Debounced](https://github.com/duke-git/lancet/blob/main/docs/function_zh-CN.md#Debounced)
- [Delay](https://github.com/duke-git/lancet/blob/main/docs/function_zh-CN.md#Delay)
- [Pipeline](https://github.com/duke-git/lancet/blob/main/docs/function_zh-CN.md#Pipeline)
- [Watcher](https://github.com/duke-git/lancet/blob/main/docs/function_zh-CN.md#Watcher)
### 11. maputil 包括一些操作 map 的函数.
```go
import "github.com/duke-git/lancet/v2/maputil"
```
#### 函数列表:
- [ForEach](https://github.com/duke-git/lancet/blob/main/docs/maputil_zh-CN.md#ForEach)
- [Filter](https://github.com/duke-git/lancet/blob/main/docs/maputil_zh-CN.md#Filter)
- [Intersect](https://github.com/duke-git/lancet/blob/main/docs/maputil_zh-CN.md#Intersect)
- [Keys](https://github.com/duke-git/lancet/blob/main/docs/maputil_zh-CN.md#Keys)
- [Merge](https://github.com/duke-git/lancet/blob/main/docs/maputil_zh-CN.md#Merge)
- [Minus](https://github.com/duke-git/lancet/blob/main/docs/maputil_zh-CN.md#Minus)
- [Values](https://github.com/duke-git/lancet/blob/main/docs/maputil_zh-CN.md#Values)
- [IsDisjoint](https://github.com/duke-git/lancet/blob/main/docs/maputil_zh-CN.md#IsDisjoint)
### 12. mathutil 包实现了一些数学计算的函数。
```go
import "github.com/duke-git/lancet/v2/mathutil"
```
#### Function list:
- [Average](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#Average)
- [Exponent](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#Exponent)
- [Fibonacci](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#Fibonacci)
- [Factorial](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#Factorial)
- [Max](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#Max)
- [MaxBy](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#MaxBy)
- [Min](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#Min)
- [MinBy](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#MinBy)
- [Percent](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#Percent)
- [RoundToFloat](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#RoundToFloat)
- [RoundToString](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#RoundToString)
- [TruncRound](https://github.com/duke-git/lancet/blob/main/docs/mathutil_zh-CN.md#TruncRound)
### 13. netutil 网络包支持获取 ip 地址，发送 http 请求。
```go
import "github.com/duke-git/lancet/v2/netutil"
```
#### 函数列表:
- [ConvertMapToQueryString](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#ConvertMapToQueryString)
- [GetInternalIp](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#GetInternalIp)
- [EncodeUrl](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#EncodeUrl)
- [GetIps](https://github.com/duke-git/lancet/blob/main/docs/netutil.md#GetIps)
- [GetMacAddrs](https://github.com/duke-git/lancet/blob/main/docs/netutil.md#GetMacAddrs)
- [GetPublicIpInfo](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#GetPublicIpInfo)
- [GetRequestPublicIp](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#GetRequestPublicIp)
- [IsPublicIP](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#IsPublicIP)
- [IsInternalIP](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#IsInternalIP)
- [HttpRequest](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#HttpRequest)
- [HttpClient](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#HttpClient)
- [SendRequest](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#SendRequest)
- [DecodeResponse](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#DecodeResponse)
- [StructToUrlValues](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#StructToUrlValues)
- [HttpGet<sup>deprecated</sup>](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#HttpGet)
- [HttpDelete<sup>deprecated</sup>](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#HttpDelete)
- [HttpPost<sup>deprecated</sup>](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#HttpPost)
- [HttpPut<sup>deprecated</sup>](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#HttpPut)
- [HttpPatch<sup>deprecated</sup>](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#HttpPatch)
- [ParseHttpResponse](https://github.com/duke-git/lancet/blob/main/docs/netutil_zh-CN.md#ParseHttpResponse)
### 14. random 随机数生成器包，可以生成随机[]bytes, int, string。
```go
import "github.com/duke-git/lancet/v2/random"
```
#### 函数列表:
- [RandBytes](https://github.com/duke-git/lancet/blob/main/docs/random_zh-CN.md#RandBytes)
- [RandInt](https://github.com/duke-git/lancet/blob/main/docs/random_zh-CN.md#RandInt)
- [RandString](https://github.com/duke-git/lancet/blob/main/docs/random_zh-CN.md#RandString)
- [RandUpper](https://github.com/duke-git/lancet/blob/main/docs/random_zh-CN.md#RandUpper)
- [RandLower](https://github.com/duke-git/lancet/blob/main/docs/random_zh-CN.md#RandLower)
- [RandNumeral](https://github.com/duke-git/lancet/blob/main/docs/random_zh-CN.md#RandNumeral)
- [RandNumeralOrLetter](https://github.com/duke-git/lancet/blob/main/docs/random_zh-CN.md#RandNumeralOrLetter)
- [UUIdV4](https://github.com/duke-git/lancet/blob/main/docs/random.md#UUIdV4)
### 15. retry 重试执行函数直到函数运行成功或被 context cancel。
```go
import "github.com/duke-git/lancet/v2/retry"
```
#### 函数列表:
- [Context](https://github.com/duke-git/lancet/blob/main/docs/retry_zh-CN.md#Context)
- [Retry](https://github.com/duke-git/lancet/blob/main/docs/retry_zh-CN.md#Retry)
- [RetryFunc](https://github.com/duke-git/lancet/blob/main/docs/retry_zh-CN.md#RetryFunc)
- [RetryDuration](https://github.com/duke-git/lancet/blob/main/docs/retry_zh-CN.md#RetryDuration)
- [RetryTimes](https://github.com/duke-git/lancet/blob/main/docs/retry_zh-CN.md#RetryTimes)
### 16. slice 包含操作切片的方法集合。
```go
import "github.com/duke-git/lancet/v2/slice"
```
#### 函数列表:
- [AppendIfAbsent](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#AppendIfAbsent)
- [Contain](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Contain)
- [ContainSubSlice](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#ContainSubSlice)
- [Chunk](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Chunk)
- [Compact](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Compact)
- [Concat](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Concat)
- [Count](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Count)
- [CountBy](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#CountBy)
- [Difference](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Difference)
- [DifferenceBy](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#DifferenceBy)
- [DifferenceWith](https://github.com/duke-git/lancet/blob/main/docs/slice.md#DifferenceWith)
- [DeleteAt](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#DeleteAt)
- [Drop](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Drop)
- [Every](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Every)
- [Filter](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Filter)
- [Find](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Find)
- [FindLast](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#FindLast)
- [Flatten](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Flatten)
- [FlattenDeep](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#FlattenDeep)
- [ForEach](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#ForEach)
- [GroupBy](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#GroupBy)
- [GroupWith](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#GroupWith)
- [IntSlice<sup>deprecated</sup>](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#IntSlice)
- [InterfaceSlice<sup>deprecated</sup>](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#InterfaceSlice)
- [Intersection](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Intersection)
- [InsertAt](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#InsertAt)
- [IndexOf](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#IndexOf)
- [LastIndexOf](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#LastIndexOf)
- [Map](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Map)
- [Merge](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Merge)
- [Reverse](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Reverse)
- [Reduce](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Reduce)
- [Replace](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Replace)
- [ReplaceAll](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#ReplaceAll)
- [Repeat](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Repeat)
- [Shuffle](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Shuffle)
- [Sort](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Sort)
- [SortBy](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#SortBy)
- [SortByField<sup>deprecated</sup>](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#SortByField)
- [Some](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Some)
- [StringSlice<sup>deprecated</sup>](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#StringSlice)
- [SymmetricDifference](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#SymmetricDifference)
- [ToSlice](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#ToSlice)
- [ToSlicePointer](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#ToSlicePointer)
- [Unique](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Unique)
- [UniqueBy](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#UniqueBy)
- [Union](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Union)
- [UniqueBy](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#UniqueBy)
- [UpdateAt](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#UpdateAt)
- [Without](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#Without)
- [KeyBy](https://github.com/duke-git/lancet/blob/main/docs/slice_zh-CN.md#KeyBy)
### 17. strutil 包含字符串处理的相关函数。
```go
import "github.com/duke-git/lancet/v2/strutil"
```
#### 函数列表:
- **<big>After</big>** : 返回源字符串中指定字符串首次出现时的位置之后的子字符串。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#After)]
[[play](https://go.dev/play/p/RbCOQqCDA7m)]
- **<big>AfterLast</big>** : 返回源字符串中指定字符串最后一次出现时的位置之后的子字符串。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#AfterLast)]
[[play](https://go.dev/play/p/1TegARrb8Yn)]
- **<big>Before</big>** : 返回源字符串中指定字符串第一次出现时的位置之前的子字符串。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#Before)]
[[play](https://go.dev/play/p/JAWTZDS4F5w)]
- **<big>BeforeLast</big>** : 返回源字符串中指定字符串最后一次出现时的位置之前的子字符串。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#BeforeLast)]
[[play](https://go.dev/play/p/pJfXXAoG_Te)]
- **<big>CamelCase</big>** : 将字符串转换为 CamelCase 驼峰式字符串, 非字母和数字会被忽略。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#CamelCase)]
[[play](https://go.dev/play/p/9eXP3tn2tUy)]
- **<big>Capitalize</big>** : 将字符串的第一个字符转换为大写。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#Capitalize)]
[[play](https://go.dev/play/p/2OAjgbmAqHZ)]
- **<big>IsString</big>** : 判断传入参数的数据类型是否为字符串。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#IsString)]
[[play](https://go.dev/play/p/IOgq7oF9ERm)]
- **<big>KebabCase</big>** : 将字符串转换为 kebab-case 形式字符串, 非字母和数字会被忽略。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#KebabCase)]
[[play](https://go.dev/play/p/dcZM9Oahw-Y)]
- **<big>UpperKebabCase</big>** : 将字符串转换为大写 KEBAB-CASE 形式字符串, 非字母和数字会被忽略。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#UpperKebabCase)]
[[play](https://go.dev/play/p/zDyKNneyQXk)]
- **<big>LowerFirst</big>** : 将字符串的第一个字符转换为小写形式。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#LowerFirst)]
[[play](https://go.dev/play/p/CbzAyZmtJwL)]
- **<big>UpperFirst</big>** : 将字符串的第一个字符转换为大写形式。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#UpperFirst)]
[[play](https://go.dev/play/p/sBbBxRbs8MM)]
- **<big>PadEnd</big>** : 如果字符串短于限制大小，则在右侧用给定字符填充字符串。 如果填充字符超出大小，它们将被截断。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#PadEnd)]
[[play](https://go.dev/play/p/9xP8rN0vz--)]
- **<big>PadStart</big>** : 如果字符串短于限制大小，则在左侧用给定字符填充字符串。 如果填充字符超出大小，它们将被截断。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#PadStart)]
[[play](https://go.dev/play/p/xpTfzArDfvT)]
- **<big>Reverse</big>** : 返回字符顺序与给定字符串相反的字符串。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#Reverse)]
[[play](https://go.dev/play/p/adfwalJiecD)]
- **<big>SnakeCase</big>** : 将字符串转换为 snake_case 形式, 非字母和数字会被忽略。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#SnakeCase)]
[[play](https://go.dev/play/p/tgzQG11qBuN)]
- **<big>UpperSnakeCase</big>** : 将字符串转换为大写 SNAKE_CASE 形式, 非字母和数字会被忽略。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#UpperSnakeCase)]
[[play](https://go.dev/play/p/4COPHpnLx38)]
- **<big>SplitEx</big>** : 拆分给定的字符串可以控制结果切片是否包含空字符串。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#SplitEx)]
[[play](https://go.dev/play/p/Us-ySSbWh-3)]
- **<big>Substring</big>** : 根据指定的位置和长度截取子字符串。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil.md#Substring)]
- **<big>Wrap</big>** : 用给定字符包裹传入的字符串
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#Wrap)]
[[play](https://go.dev/play/p/KoZOlZDDt9y)]
- **<big>Unwrap</big>** : 从另一个字符串中解开一个给定的字符串。 将更改源字符串。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/strutil_zh-CN.md#Unwrap)]
[[play](https://go.dev/play/p/Ec2q4BzCpG-)]
### 18. system 包含 os, runtime, shell command 的相关函数。
```go
import "github.com/duke-git/lancet/v2/system"
```
#### 函数列表:
- **<big>IsWindows</big>** : 检查当前操作系统是否是 windows。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/system_zh-CN#IsWindows)]
[[play](https://go.dev/play/p/XzJULbzmf9m)]
- **<big>IsLinux</big>** : 检查当前操作系统是否是 linux。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/system_zh-CN#IsLinux)]
[[play](https://go.dev/play/p/zIflQgZNuxD)]
- **<big>IsMac</big>** : 检查当前操作系统是否是 macos。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/system_zh-CN#IsMac)]
[[play](https://go.dev/play/p/Mg4Hjtyq7Zc)]
- **<big>GetOsEnv</big>** : 根据 key 获取对应的环境变量值
[[doc](https://github.com/duke-git/lancet/blob/main/docs/system_zh-CN#GetOsEnv)]
[[play](https://go.dev/play/p/D88OYVCyjO-)]
- **<big>SetOsEnv</big>** : 设置环境变量。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/system_zh-CN#SetOsEnv)]
[[play](https://go.dev/play/p/D88OYVCyjO-)]
- **<big>RemoveOsEnv</big>** : 删除环境变量。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/system_zh-CN#RemoveOsEnv)]
[[play](https://go.dev/play/p/fqyq4b3xUFQ)]
- **<big>CompareOsEnv</big>** : 换取环境变量并与传入值进行比较。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/system_zh-CN#CompareOsEnv)]
[[play](https://go.dev/play/p/BciHrKYOHbp)]
- **<big>ExecCommand</big>** : 执行 shell 命令。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/system_zh-CN#ExecCommand)]
[[play](https://go.dev/play/p/n-2fLyZef-4)]
- **<big>GetOsBits</big>** : 获取当前操作系统位数(32/64)。
[[doc](https://github.com/duke-git/lancet/blob/main/docs/system_zh-CN#GetOsBits)]
[[play](https://go.dev/play/p/ml-_XH3gJbW)]
### 19. validator 验证器包，包含常用字符串格式验证函数。
```go
import "github.com/duke-git/lancet/v2/validator"
```
#### 函数列表:
- [ContainChinese](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#ContainChinese)
- [ContainLetter](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#ContainLetter)
- [ContainLower](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#ContainLower)
- [ContainUpper](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#ContainUpper)
- [IsAlpha](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsAlpha)
- [IsAllUpper](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsAllUpper)
- [IsAllLower](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsAllLower)
- [IsBase64](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsBase64)
- [IsChineseMobile](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsChineseMobile)
- [IsChineseIdNum](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsChineseIdNum)
- [IsChinesePhone](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsChinesePhone)
- [IsCreditCard](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsCreditCard)
- [IsDns](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsDns)
- [IsEmail](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsEmail)
- [IsEmptyString](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsEmptyString)
- [IsFloatStr](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsFloatStr)
- [IsNumberStr](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsNumberStr)
- [IsJSON](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsJSON)
- [IsRegexMatch](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsRegexMatch)
- [IsIntStr](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsIntStr)
- [IsIp](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsIp)
- [IsIpV4](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsIpV4)
- [IsIpV6](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsIpV6)
- [IsStrongPassword](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsStrongPassword)
- [IsUrl](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsUrl)
- [IsWeakPassword](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsWeakPassword)
- [IsZeroValue](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsZeroValue)
- [IsGBK](https://github.com/duke-git/lancet/blob/main/docs/validator_zh-CN.md#IsGBK)
### 20. xerror 包实现一些错误处理函数
```go
import "github.com/duke-git/lancet/v2/xerror"
```
#### 函数列表:
- [Unwrap](https://github.com/duke-git/lancet/blob/main/docs/xerror_zh-CN.md#Unwrap)
## 如何贡献代码
非常感激任何的代码提交以使 lancet 的功能越来越强大。创建 pull request 时请遵守以下规则。
1. Fork lancet 仓库。
2. 创建自己的特性分支。
3. 提交变更。
4. Push 分支。
5. 创建新的 pull request。
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