Merge branch 'rc' of github.com:duke-git/lancet into rc

README.md

@@ -4,7 +4,7 @@
 <br/>
 
 ![Go version](https://img.shields.io/badge/go-%3E%3Dv1.18-9cf)
-[![Release](https://img.shields.io/badge/release-2.3.5-green.svg)](https://github.com/duke-git/lancet/releases)
+[![Release](https://img.shields.io/badge/release-2.3.7-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)
@@ -214,6 +214,30 @@ import "github.com/duke-git/lancet/v2/concurrency"
 -   **<big>Tee</big>** : split one chanel into two channels, until cancel the context.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/concurrency.md#Tee)]
     [[play](https://go.dev/play/p/3TQPKnCirrP)]
+-   **<big>NewKeyedLocker</big>** : KeyedLocker is a simple implementation of a keyed locker that allows for non-blocking lock acquisition.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/concurrency.md#NewKeyedLocker)]
+    [[play](https://go.dev/play/p/GzeyC33T5rw)]
+-   **<big>Do</big>** :acquires a lock for the specified key and executes the provided function.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/concurrency.md#Do)]
+    [[play](https://go.dev/play/p/GzeyC33T5rw)]
+-   **<big>NewRWKeyedLocker</big>** :RRWKeyedLocker is a read-write version of KeyedLocker.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/concurrency.md#NewRWKeyedLocker)]
+    [[play](https://go.dev/play/p/ZrCr8sMo77T)]
+-   **<big>RLock</big>** : acquires a read lock for the specified key and executes the provided function.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/concurrency.md#RLock)]
+    [[play](https://go.dev/play/p/ZrCr8sMo77T)]
+-   **<big>Lock</big>** : acquires a write lock for the specified key and executes the provided function.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/concurrency.md#Lock)]
+    [[play](https://go.dev/play/p/WgAcXbOPKGk)]
+-   **<big>NewTryKeyedLocker</big>** : TryKeyedLocker is a non-blocking version of KeyedLocker.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/concurrency.md#NewTryKeyedLocker)]
+    [[play](https://go.dev/play/p/VG9qLvyetE2)]
+-   **<big>TryLock</big>** : TryLock tries to acquire a lock for the specified key.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/concurrency.md#TryLock)]
+    [[play](https://go.dev/play/p/VG9qLvyetE2)]
+-   **<big>Unlock</big>** : Unlock releases the lock for the specified key.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/concurrency.md#Unlock)]
+    [[play](https://go.dev/play/p/VG9qLvyetE2)]
 
 <h3 id="condition"> 4. Condition package contains some functions for conditional judgment. eg. And, Or, TernaryOperator...&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">index</a> </h3>
 
@@ -331,7 +355,7 @@ import "github.com/duke-git/lancet/v2/convertor"
 -   **<big>ToRawUrlBase64</big>** : converts a value to a string encoded in raw url Base64.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/convertor.md#ToRawUrlBase64)]
     [[play](https://go.dev/play/p/HwdDPFcza1O)]
--   **<big>ToBigInt</big>** : converts an integer of any supported type (int, int64, uint64, etc.) to *big.Int.
+-   **<big>ToBigInt</big>** : converts an integer of any supported type (int, int64, uint64, etc.) to \*big.Int.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/convertor.md#ToBigInt)]
     [[play](https://go.dev/play/p/X3itkCxwB_x)]
 
@@ -694,7 +718,6 @@ import optional "github.com/duke-git/lancet/v2/datastructure/optional"
 -   **<big>Optional</big>** : Optional container.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/datastructure/optional.md)]
 
-
 <h3 id="eventbus"> 9. EventBus is an event bus used for handling events within an application. &nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">Index</a></h3>
 
 ```go
@@ -778,6 +801,9 @@ import "github.com/duke-git/lancet/v2/fileutil"
 -   **<big>RemoveFile</big>** : remove file, param should be file path.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/fileutil.md#RemoveFile)]
     [[play](https://go.dev/play/p/P2y0XW8a1SH)]
+-   **<big>RemoveDir</big>** : delete directory.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/fileutil.md#RemoveDir)]
+    [[play](https://go.dev/play/p/Oa6KnPek2uy)]
 -   **<big>ReadFileToString</big>** : return string of file content.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/fileutil.md#ReadFileToString)]
     [[play](https://go.dev/play/p/cmfwp_5SQTp)]
@@ -926,7 +952,6 @@ import "github.com/duke-git/lancet/v2/function"
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/function.md#Watcher)]
     [[play](https://go.dev/play/p/l2yrOpCLd1I)]
 
-
 <h3 id="maputil"> 12. Maputil package includes some functions to manipulate map.&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">index</a></h3>
 
 ```go
@@ -1097,7 +1122,9 @@ import "github.com/duke-git/lancet/v2/maputil"
 -   **<big>GetOrDefault</big>** : returns the value of the given key or a default value if the key is not present.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/maputil.md#GetOrDefault)]
     [[play](https://go.dev/play/p/99QjSYSBdiM)]
-
+-   **<big>FindValuesBy</big>** : returns a slice of values from the map that satisfy the given predicate function.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/maputil.md#FindValuesBy)]
+    [[play](https://go.dev/play/p/bvNwNBZDm6v)]
 
 <h3 id="mathutil"> 13. Mathutil package implements some functions for math calculation. &nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">index</a></h3>
 
@@ -1282,6 +1309,12 @@ import "github.com/duke-git/lancet/v2/netutil"
 -   **<big>IsTelnetConnected</big>** : checks if can if can telnet the specified host or not.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/netutil.md#IsTelnetConnected)]
     [[play](https://go.dev/play/p/yiLCGtQv_ZG)]
+-   **<big>BuildUrl</big>** : builds a URL from the given params.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/netutil.md#BuildUrl)]
+    [[play](https://go.dev/play/p/JLXl1hZK7l4)]
+-   **<big>AddQueryParams</big>** : adds query parameters to the given URL.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/netutil.md#AddQueryParams)]
+    [[play](https://go.dev/play/p/JLXl1hZK7l4)]
 
 <h3 id="pointer"> 15. Pointer package contains some util functions to operate go pointer. &nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">index</a></h3>
 
@@ -1408,7 +1441,6 @@ import "github.com/duke-git/lancet/v2/retry"
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/retry.md#RetryWithExponentialWithJitterBackoff)]
     [[play](https://go.dev/play/p/xp1avQmn16X)]
 
-
 <h3 id="slice"> 18. Slice contains some functions to manipulate slice. &nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">index</a></h3>
 
 ```go
@@ -2012,7 +2044,6 @@ import "github.com/duke-git/lancet/v2/system"
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/system.md#GetProcessInfo)]
     [[play](https://go.dev/play/p/NQDVywEYYx7)]
 
-
 <h3 id="tuple"> 23. Tuple package implements tuple data type and some operations on it. &nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">index</a></h3>
 
 ```go
@@ -2195,6 +2226,9 @@ import "github.com/duke-git/lancet/v2/validator"
 -   **<big>IsNumberStr</big>** : check if the string can convert to a number.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/validator.md#IsNumberStr)]
     [[play](https://go.dev/play/p/LzaKocSV79u)]
+-   **<big>IsAlphaNumeric</big>** : check if the string is alphanumeric.
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/validator.md#IsAlphaNumeric)]
+    [[play](https://go.dev/play/p/RHeESLrLg9c)]
 -   **<big>IsJSON</big>** : check if the string is valid JSON.
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/en/api/packages/validator.md#IsJSON)]
     [[play](https://go.dev/play/p/8Kip1Itjiil)]
@@ -2324,6 +2358,7 @@ import "github.com/duke-git/lancet/v2/xerror"
 #### [Contribution Guide](./CONTRIBUTION.md)
 
 ## Contributors
+
 Thank you to all the people who contributed to lancet!
 
 <a href="https://github.com/duke-git/lancet/graphs/contributors">

README_zh-CN.md

@@ -4,7 +4,7 @@
 <br/>
 
 ![Go version](https://img.shields.io/badge/go-%3E%3Dv1.18-9cf)
-[![Release](https://img.shields.io/badge/release-2.3.5-green.svg)](https://github.com/duke-git/lancet/releases)
+[![Release](https://img.shields.io/badge/release-2.3.7-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)
@@ -101,7 +101,6 @@ func main() {
 -   [Validator](#user-content-validator)
 -   [Xerror](#user-content-xerror)
 
-
 <h3 id="algorithm"> 1. algorithm 包实现一些基本查找和排序算法。 &nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
 
 ```go
@@ -214,6 +213,30 @@ import "github.com/duke-git/lancet/v2/concurrency"
 -   **<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/api/packages/concurrency.md#Tee)]
     [[play](https://go.dev/play/p/3TQPKnCirrP)]
+-   **<big>NewKeyedLocker</big>** : NewKeyedLocker 创建一个新的 KeyedLocker，并为锁的过期设置指定的 TTL。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/concurrency.md#NewKeyedLocker)]
+    [[play](https://go.dev/play/p/GzeyC33T5rw)]
+-   **<big>Do</big>** :为指定的键获取锁并执行提供的函数。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/concurrency.md#Do)]
+    [[play](https://go.dev/play/p/GzeyC33T5rw)]
+-   **<big>NewRWKeyedLocker</big>** :RWKeyedLocker 是一个简单的键值读写锁实现，允许非阻塞的锁获取。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/concurrency.md#NewRWKeyedLocker)]
+    [[play](https://go.dev/play/p/ZrCr8sMo77T)]
+-   **<big>RLock</big>** : 为指定的键获取读锁并执行提供的函数。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/concurrency.md#RLock)]
+    [[play](https://go.dev/play/p/ZrCr8sMo77T)]
+-   **<big>Lock</big>** : 为指定的键获取锁并执行提供的函数。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/concurrency.md#Lock)]
+    [[play](https://go.dev/play/p/WgAcXbOPKGk)]
+-   **<big>NewTryKeyedLocker</big>** : 创建一个 TryKeyedLocker 实例，TryKeyedLocker 是 KeyedLocker 的非阻塞版本。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/concurrency.md#NewTryKeyedLocker)]
+    [[play](https://go.dev/play/p/VG9qLvyetE2)]
+-   **<big>TryLock</big>** : TryLock 尝试获取指定键的锁。如果锁成功获取，则返回 true，否则返回 false。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/concurrency.md#TryLock)]
+    [[play](https://go.dev/play/p/VG9qLvyetE2)]
+-   **<big>Unlock</big>** : 释放指定键的锁。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/concurrency.md#Unlock)]
+    [[play](https://go.dev/play/p/VG9qLvyetE2)]
 
 <h3 id="condition"> 4. condition 包含一些用于条件判断的函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
 
@@ -331,7 +354,7 @@ import "github.com/duke-git/lancet/v2/convertor"
 -   **<big>ToRawUrlBase64</big>** : 将值转换为 RawUrlBase64 编码的字符串。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/convertor.md#ToRawUrlBase64)]
     [[play](https://go.dev/play/p/HwdDPFcza1O)]
--   **<big>ToBigInt</big>** : 将整数转为*big.Int。
+-   **<big>ToBigInt</big>** : 将整数转为\*big.Int。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/convertor.md#ToBigInt)]
     [[play](https://go.dev/play/p/X3itkCxwB_x)]
 
@@ -355,9 +378,15 @@ import "github.com/duke-git/lancet/v2/cryptor"
 -   **<big>AesCbcDecrypt</big>** : 使用 AES CBC 算法模式解密数据。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/cryptor.md#AesCbcDecrypt)]
     [[play](https://go.dev/play/p/IOq_g8_lKZD)]
--   **<big>AesCtrCrypt</big>** : 使用 AES CTR 算法模式加密/解密数据。
+-   **<big>AesCtrCrypt<sup>deprecated</sup></big>** : 使用 AES CTR 算法模式加密/解密数据。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/cryptor.md#AesCtrCrypt)]
     [[play](https://go.dev/play/p/SpaZO0-5Nsp)]
+-   **<big>AesCtrEncrypt</big>** : 使用 AES CTR 算法模式加密数据。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/cryptor.md#AesCtrCrypt)]
+    [[play](https://go.dev/play/p/x6pjPAvThRz)]
+-   **<big>AesCtrDecrypt</big>** : 使用 AES CTR 算法模式解密数据。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/cryptor.md#AesCtrCrypt)]
+    [[play](https://go.dev/play/p/x6pjPAvThRz)]
 -   **<big>AesCfbEncrypt</big>** : 使用 AES CFB 算法模式加密数据。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/cryptor.md#AesCfbEncrypt)]
     [[play](https://go.dev/play/p/tfkF10B13kH)]
@@ -394,9 +423,15 @@ import "github.com/duke-git/lancet/v2/cryptor"
 -   **<big>DesCbcDecrypt</big>** : 使用 DES CBC 算法模式解密数据。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/cryptor.md#DesCbcDecrypt)]
     [[play](https://go.dev/play/p/4cC4QvWfe3_1)]
--   **<big>DesCtrCrypt</big>** : 使用 DES CTR 算法模式加密/解密数据。
+-   **<big>DesCtrCrypt<sup>deprecated</sup></big>** : 使用 DES CTR 算法模式加密/解密数据。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/cryptor.md#DesCtrCrypt)]
     [[play](https://go.dev/play/p/9-T6OjKpcdw)]
+-   **<big>DesCtrEncrypt</big>** : 使用 DES CTR 算法模式加密数据。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/cryptor.md#DesCtrEncrypt)]
+    [[play](https://go.dev/play/p/S6p_WHCgH1d)]
+-   **<big>DesCtrDecrypt</big>** : 使用 DES CTR 算法模式解密数据。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/cryptor.md#DesCtrDecrypt)]
+    [[play](https://go.dev/play/p/S6p_WHCgH1d)]
 -   **<big>DesCfbEncrypt</big>** : 使用 DES CFB 算法模式加密数据。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/cryptor.md#DesCfbEncrypt)]
     [[play](https://go.dev/play/p/y-eNxcFBlxL)]
@@ -658,7 +693,6 @@ import "github.com/duke-git/lancet/v2/datetime"
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/datetime.md#MaxMin)]
     [[play](https://go.dev/play/p/rbW51cDtM_2)]
 
-
 <h3 id="datastructure"> 8. datastructure 包含一些普通的数据结构实现。例如：list, linklist, stack, queue, set, tree, graph。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
 
 ```go
@@ -777,6 +811,9 @@ import "github.com/duke-git/lancet/v2/fileutil"
 -   **<big>RemoveFile</big>** : 删除文件。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/fileutil.md#RemoveFile)]
     [[play](https://go.dev/play/p/P2y0XW8a1SH)]
+-   **<big>RemoveDir</big>** : 删除目录，支持传入删除前的回调函数。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/fileutil.md#RemoveDir)]
+    [[play](https://go.dev/play/p/Oa6KnPek2uy)]
 -   **<big>ReadFileToString</big>** : 读取文件内容并返回字符串。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/fileutil.md#ReadFileToString)]
     [[play](https://go.dev/play/p/cmfwp_5SQTp)]
@@ -832,7 +869,6 @@ import "github.com/duke-git/lancet/v2/fileutil"
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/fileutil.md#GetExeOrDllVersion)]
     [[play](https://go.dev/play/p/iLRrDBhE38E)]
 
-
 <h3 id="formatter"> 11. formatter 格式化器包含一些数据格式化处理方法。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
 
 ```go
@@ -926,8 +962,6 @@ import "github.com/duke-git/lancet/v2/function"
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/function.md#Watcher)]
     [[play](https://go.dev/play/p/l2yrOpCLd1I)]
 
-
-
 <h3 id="maputil"> 13. maputil 包括一些操作 map 的函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
 
 ```go
@@ -1098,6 +1132,9 @@ import "github.com/duke-git/lancet/v2/maputil"
 -   **<big>GetOrDefault</big>** : 返回给定键的值，如果键不存在，则返回默认值。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/maputil.md#GetOrDefault)]
     [[play](https://go.dev/play/p/99QjSYSBdiM)]
+-   **<big>FindValuesBy</big>** : 返回一个切片，包含满足给定谓词判断函数的 map 中的值。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/maputil.md#FindValuesBy)]
+    [[play](https://go.dev/play/p/bvNwNBZDm6v)]
 
 <h3 id="mathutil"> 14. mathutil 包实现了一些数学计算的函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
 
@@ -1282,6 +1319,12 @@ import "github.com/duke-git/lancet/v2/netutil"
 -   **<big>IsTelnetConnected</big>** : 检查能否 telnet 到主机。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/netutil.md#IsTelnetConnected)]
     [[play](https://go.dev/play/p/yiLCGtQv_ZG)]
+-   **<big>BuildUrl</big>** : 创建 url 字符串。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/netutil.md#BuildUrl)]
+    [[play](https://go.dev/play/p/JLXl1hZK7l4)]
+-   **<big>AddQueryParams</big>** : 向 url 添加查询参数。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/netutil.md#AddQueryParams)]
+    [[play](https://go.dev/play/p/JLXl1hZK7l4)]
 
 <h3 id="pointer"> 16. pointer 包支持一些指针类型的操作。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
 
@@ -1405,8 +1448,6 @@ import "github.com/duke-git/lancet/v2/retry"
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/retry.md#RetryWithExponentialWithJitterBackoff)]
     [[play](https://go.dev/play/p/xp1avQmn16X)]
 
-
-
 <h3 id="slice"> 19. slice 包含操作切片的方法集合。&nbsp; &nbsp; &nbsp; &nbsp; <a href="#index">回到目录</a></h3>
 
 ```go
@@ -1964,7 +2005,6 @@ import "github.com/duke-git/lancet/v2/strutil"
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/strutil.md#FindAllOccurrences)]
     [[play](https://go.dev/play/p/uvyA6azGLB1)]
 
-
 <h3 id="system"> 23. system 包含 os, runtime, shell command 的相关函数。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
 
 ```go
@@ -2013,8 +2053,6 @@ import "github.com/duke-git/lancet/v2/system"
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/system.md#GetProcessInfo)]
     [[play](https://go.dev/play/p/NQDVywEYYx7)]
 
-
-
 <h3 id="tuple"> 24. Tuple 包实现一个元组数据类型。&nbsp; &nbsp; &nbsp; &nbsp;<a href="#index">回到目录</a></h3>
 
 ```go
@@ -2197,6 +2235,9 @@ import "github.com/duke-git/lancet/v2/validator"
 -   **<big>IsNumberStr</big>** : 验证字符串是否是可以转换为数字。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/validator.md#IsNumberStr)]
     [[play](https://go.dev/play/p/LzaKocSV79u)]
+-   **<big>IsAlphaNumeric</big>** : 验证字符串是字母或数字。
+    [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/validator.md#IsAlphaNumeric)]
+    [[play](https://go.dev/play/p/RHeESLrLg9c)]
 -   **<big>IsJSON</big>** : 验证字符串是否是有效 json。
     [[doc](https://github.com/duke-git/lancet/blob/main/docs/api/packages/validator.md#IsJSON)]
     [[play](https://go.dev/play/p/8Kip1Itjiil)]

concurrency/keyed_locker.go

@@ -25,12 +25,14 @@ type lockEntry struct {
 
 // NewKeyedLocker creates a new KeyedLocker with the specified TTL for lock expiration.
 // The TTL is used to automatically release locks that are no longer held.
+// Play: https://go.dev/play/p/GzeyC33T5rw
 func NewKeyedLocker[K comparable](ttl time.Duration) *KeyedLocker[K] {
 	return &KeyedLocker[K]{ttl: ttl}
 }
 
 // Do acquires a lock for the specified key and executes the provided function.
 // It returns an error if the context is canceled before the function completes.
+// Play: https://go.dev/play/p/GzeyC33T5rw
 func (l *KeyedLocker[K]) Do(ctx context.Context, key K, fn func()) error {
 	entry := l.acquire(key)
 	defer l.release(key, entry, key)
@@ -107,12 +109,14 @@ type rwLockEntry struct {
 
 // NewRWKeyedLocker creates a new RWKeyedLocker with the specified TTL for lock expiration.
 // The TTL is used to automatically release locks that are no longer held.
+// Play: https://go.dev/play/p/CkaJWWwZm9
 func NewRWKeyedLocker[K comparable](ttl time.Duration) *RWKeyedLocker[K] {
 	return &RWKeyedLocker[K]{ttl: ttl}
 }
 
 // RLock acquires a read lock for the specified key and executes the provided function.
 // It returns an error if the context is canceled before the function completes.
+// Play: https://go.dev/play/p/ZrCr8sMo77T
 func (l *RWKeyedLocker[K]) RLock(ctx context.Context, key K, fn func()) error {
 	entry := l.acquire(key)
 	defer l.release(entry, key)
@@ -141,6 +145,7 @@ func (l *RWKeyedLocker[K]) RLock(ctx context.Context, key K, fn func()) error {
 
 // Lock acquires a write lock for the specified key and executes the provided function.
 // It returns an error if the context is canceled before the function completes.
+// Play: https://go.dev/play/p/WgAcXbOPKGk
 func (l *RWKeyedLocker[K]) Lock(ctx context.Context, key K, fn func()) error {
 	entry := l.acquire(key)
 	defer l.release(entry, key)
@@ -199,12 +204,14 @@ type TryKeyedLocker[K comparable] struct {
 }
 
 // NewTryKeyedLocker creates a new TryKeyedLocker.
+// Play: https://go.dev/play/p/VG9qLvyetE2
 func NewTryKeyedLocker[K comparable]() *TryKeyedLocker[K] {
 	return &TryKeyedLocker[K]{locks: make(map[K]*casMutex)}
 }
 
 // TryLock tries to acquire a lock for the specified key.
 // It returns true if the lock was acquired, false otherwise.
+// Play: https://go.dev/play/p/VG9qLvyetE2
 func (l *TryKeyedLocker[K]) TryLock(key K) bool {
 	l.mu.Lock()
 
@@ -219,6 +226,7 @@ func (l *TryKeyedLocker[K]) TryLock(key K) bool {
 }
 
 // Unlock releases the lock for the specified key.
+// Play: https://go.dev/play/p/VG9qLvyetE2
 func (l *TryKeyedLocker[K]) Unlock(key K) {
 	l.mu.Lock()
 	defer l.mu.Unlock()

cryptor/crypto.go

@@ -174,7 +174,7 @@ func AesCtrCrypt(data, key []byte) []byte {
 
 // AesCtrEncrypt encrypt data with key use AES CTR algorithm
 // len(key) should be 16, 24 or 32.
-// Play: todo
+// Play: https://go.dev/play/p/x6pjPAvThRz
 func AesCtrEncrypt(data, key []byte) []byte {
 	if !isAesKeyLengthValid(len(key)) {
 		panic("aes: invalid key length (must be 16, 24, or 32 bytes)")
@@ -199,7 +199,7 @@ func AesCtrEncrypt(data, key []byte) []byte {
 
 // AesCtrDecrypt decrypt data with key use AES CTR algorithm
 // len(key) should be 16, 24 or 32.
-// Play: todo
+// Play: https://go.dev/play/p/x6pjPAvThRz
 func AesCtrDecrypt(encrypted, key []byte) []byte {
 	if !isAesKeyLengthValid(len(key)) {
 		panic("aes: invalid key length (must be 16, 24, or 32 bytes)")
@@ -507,7 +507,7 @@ func DesCtrCrypt(data, key []byte) []byte {
 
 // DesCtrEncrypt encrypt data with key use DES CTR algorithm
 // len(key) should be 8.
-// Play: todo
+// Play: https://go.dev/play/p/S6p_WHCgH1d
 func DesCtrEncrypt(data, key []byte) []byte {
 	if len(key) != 8 {
 		panic("des: key length must be 8 bytes")
@@ -534,7 +534,7 @@ func DesCtrEncrypt(data, key []byte) []byte {
 
 // DesCtrDecrypt decrypt data with key use DES CTR algorithm
 // len(key) should be 8.
-// Play: todo
+// Play: https://go.dev/play/p/S6p_WHCgH1d
 func DesCtrDecrypt(encrypted, key []byte) []byte {
 	if len(key) != 8 {
 		panic("des: key length must be 8 bytes")

cryptor/crypto_example_test.go

@@ -74,6 +74,32 @@ func ExampleAesCtrCrypt() {
 	// hello
 }
 
+func ExampleAesCtrEncrypt() {
+	data := "hello"
+	key := "abcdefghijklmnop"
+
+	enCrypt := AesCtrEncrypt([]byte(data), []byte(key))
+	deCrypt := AesCtrDecrypt(enCrypt, []byte(key))
+
+	fmt.Println(string(deCrypt))
+
+	// Output:
+	// hello
+}
+
+func ExampleAesCtrDecrypt() {
+	data := "hello"
+	key := "abcdefghijklmnop"
+
+	enCrypt := AesCtrEncrypt([]byte(data), []byte(key))
+	deCrypt := AesCtrDecrypt(enCrypt, []byte(key))
+
+	fmt.Println(string(deCrypt))
+
+	// Output:
+	// hello
+}
+
 func ExampleAesCfbEncrypt() {
 	data := "hello"
 	key := "abcdefghijklmnop"
@@ -227,6 +253,19 @@ func ExampleDesCtrCrypt() {
 	// hello
 }
 
+func ExampleDesCtrDecrypt() {
+	data := "hello"
+	key := "abcdefgh"
+
+	enCrypt := DesCtrEncrypt([]byte(data), []byte(key))
+	deCrypt := DesCtrDecrypt(enCrypt, []byte(key))
+
+	fmt.Println(string(deCrypt))
+
+	// Output:
+	// hello
+}
+
 func ExampleDesCfbEncrypt() {
 	data := "hello"
 	key := "abcdefgh"

cryptor/rsa_private_example.pem

@@ -1,51 +1,51 @@
 -----BEGIN rsa private key-----
-MIIJKQIBAAKCAgEAw6Q11wDtWHZiyQbv+XzntJbEELkPQ3oVSVCVjTx+ls5I+yR6
+MIIJKAIBAAKCAgEAw0anfgtraA2uaZwoLpLBvo1EkfYvDBgeXoMQ4WMKbcw6jU8k
-oq8LxyoUE6SHcBlludkzs02B0rDkkfj6vl0iPCzr3HP1XT1WwFiQJnXKtNNNiLvv
+18E+f3WM52I2RssEk6g0X1vIiarHZU5qyxbv2iNoT7EfgizzlXYvx06pM69GNBQr
-ewB/aynj/UIBCZZvMTYwK6nc76i4JWcajaiUI4u84Fp7gOn0IgXMhvrwtGHk7HK1
+V46+lNhiOv4eeLZcOHBnxAyizlIKyLuwO+C1cX/6BxuXjX3ogw+6IaBFZN/EOMmT
-Zjr0afUJVbodc6pMZfe0QWpnDq7zaeYdkPwz8klWAatLDZTeR5dYli2NiWOBepO1
+Wc6sPKrnNCEqgCNiTbPAXb+N8j5Iv8QPs0AwVTB3jC9LP0mRt2GGD0cu+QIZkoGE
-538ZvEK3S/QP2nWJzPJy2PbEHfDaFgr055w/wu0MzAQgkXGV8PubhYboJuQAkuXc
+hyW9Dd+0tgeIK32uXCF8uDjNpUV1TxCdn5H+lvgddxfiaIJAdY5UaTx48XRIdULh
-63IPpmWVL/93WeCNRiL5fvNzUHsbPtT48A9NnnUn4QVuVGeXIxJ1skAFsoh7i+h+
+QrVKXJNyTYWTXbezViYIf1nXOdDI2hsGgKTfNVCocDT1LcT5zebijFHVCWfAAKEP
-mK/p5rzjPtw56nE20gYXhxf7FzbHYtHn0egoBddUzlOY0yzvCgI5Yy1RdkNe/5vU
+RLdzPZomkFIa3rQQgChgePzE8Oqsaxuwx8sU09NAo3giSq1OmBBwly7h60Lwtm8+
-1bpLsdU/WItjR2h6EfqLosQ4iKowPBYQXJOINbpkvIhkhCVbPpMvmhfi/lATiKdo
+XuwmWtEgZoSQy2Hm8UMAJ3guotfYuS8mPQBi55JZpdqVN0D5SdwuWXhHpO4xDodN
-XgtvuB04wth011c5W/yXA+A3Ob73Sr2+zyxF870tOp3rNTWsYLvCOjf+JdjgM3Az
+YAoMMei1NNgrX2zN3FCS8PVi97wD6cQ8xsWM62nByrzIjmPwTfoCb3qP/928FMJM
-NuFxE4NdMLvXDf7CIXSb3X9rj3qM769Lz6XXbRBVbO0HxGyqLTPPmSWV61jQuUTW
+g7b3bYBrUnOrpVWZfAIDs4H7DoP8VLL4rMgB5PuWNQ13gtX7y5ZOyLhopiKLnar9
-NGnxkovoYLrpgyumIjjIcl0aY1hogmQeA6ZNgJxaUw9r/p8vnThL5UXKlbcCAwEA
+XiN8GAMANBdKRI2anGEozrfJoelJ5POXZwSatRjbL+nWO3YnBzEunCw1xmMCAwEA
-AQKCAgA6auEMtyEn5gmvPxwO4iYJvW8EE04kduK+RoqxZpviCeyu2QCpbR1WNhFS
+AQKCAgBAYYABP3SW5sPVD+XzjPERiPPNh7P1MdJ5aI7dMFEU6Bt50VkdRRn83d2p
-oDE03tCKQvn2EzGtqNZHZBHzH7omP7+ZzyI32iX6Pzej1E5X2jRvnLZwgwCJDjQe
+v6iTaIXGxNMXiWQxdzusO9FbyeEkMz5F3+i6e2WHpmKUPGvunV/w9aFgibBt1HV2
-nkPTChFfn2+YyhrHkRiTSosaO3koeARI9ZulLbaRJiwhLfML2aNSmxnhUb9DmEBW
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-KheecohYFmHnB2ecX4Vu/WCUoFVZcuiCFwWabkKL7HlzBUjFuEHdlXSP5+z1CfZM
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-Zov907ESptA4YOp+5uM+9UIijVv482ogmDN+VaGDyAhQc5IjgQKCAQEAzX4SEz59
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-znWutK1GyLJ/KGWryJ7PcFZIfouys1PRRyzSnuIYPwVflDsW7HDua86vtFQiaYM0
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-y9XqjrIVmvMky5NBQIyfnH+UQmxkrCLPbPq0+wr7fy7vh3KxZBZ4Dk2/BkAgbvt3
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-qGZIDJfBT1usxgoYe7bchhG8iXt3v1Cn+OoevO7A5LDLTbjMBiYu4TSNa7D/m4pg
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-mB6GEJWaI+UdrdmucsqqS5lcLPizTIVyq3jt0eJV3HV3B1VpYkLKH1HzJNGlqOsm
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-QY8tjJVrCKdyRjsmX6tD3EEt9YH/sgtCN4OHNDMKigbI9HKH1ds5nofsfu+tAmBf
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-5xBi/ziWZ+wgzOXgkKtUmP09YQ4+mKRYCWtQsWjYn7tLH1IcJ+NLktfOjBa5Z6xP
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-FIgjCWTpoH0IgVFzzoNtcp4bxZUuI954dhEXRlvNWx3BPV6OEGn3Z8b8crtlq2uB
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-Df9H2EbycZLRouYEjmRIqoLxcaiv4U/JXV/+pqUdQQKCAQEAgivJcW1VaffSLVPD
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-1uwn0tuw60tBFOQP6nIM3GoOEDImXPEcZw6CnnNc3YqqGSTm5t0Kxdd9DCYaLJPT
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-yXUaqua2IBi0hyN+HHGjeDN46FUMTjbPx+pIi6nI21ksZgsz5da7dPJRA1j/bRK4
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-bY84Bhh5gZg4kqW0OUIJWwPd8W1VZI6dM+fGTSf0DMGNGvH+9J3iesRpDgzKBR7g
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-weZrXErkiGU8ONWIrQQpdkUKjeIJZyf7hOaD2vJDbkbmLe6DQvIKfCCGmKm02jSz
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-AoOaVUlINzI5xoMJkbuXSlHXDfSXFX+mSacwNeH68GP8saXAvtRYbFOFotDu2+o1
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-E8etQDDYixsyyPMKTGOydMN6CWpF2sGlxH2dqQG2XgALEEnKfwiyqpobd0oryfjk
+W9XrH/rkypnhgrvvo7B10TRocJCW44pZnATQ2OULgq9PHpy6Y61Tvsq38Ef9EQyF
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-RaCvaw9FeuC6WyoBPWtIi6clXPrbt/6vVlK2JKtpHfVMOFIQ175s4THQVQczhwgv
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-U4rgkoRrdM9fmeaewMUgXJmqWJD3cQSXm5LJg5cQ8OSAm5PV8xdKTr36pAr+9RTS
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-bYodXZW6BV/sV9HNnWjcx+l3QViJqRCsGFNTHF86e289V4IRIQOPFbhQW+dEsevz
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-mnitogmSeVUwUJfi0A38Zcmu3GA7NhfGE0XrUs76skYY4Yx+r71rfN99VvnG/OAs
+k1cVboGtKGYtAemzAh/PyUp716tMz44fnnHPzINUFI3ucybqUwpGiR9s0E3L+GsV
-NIpwYPJ/uZB9T1H7Cjlz0BH0P3GNaqbo96uPUhgBGy/PLmHOeDnJ2e1BMAYa
+3h7a2v90RdyWcuAPJL0B5FL5NoHhOMYb1rCMu00FyqCKqXCgte2w2psOP60=
 -----END rsa private key-----

cryptor/rsa_public_example.pem

@@ -1,14 +1,14 @@
 -----BEGIN rsa public key-----
-MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAw6Q11wDtWHZiyQbv+Xzn
+MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAw0anfgtraA2uaZwoLpLB
-tJbEELkPQ3oVSVCVjTx+ls5I+yR6oq8LxyoUE6SHcBlludkzs02B0rDkkfj6vl0i
+vo1EkfYvDBgeXoMQ4WMKbcw6jU8k18E+f3WM52I2RssEk6g0X1vIiarHZU5qyxbv
-PCzr3HP1XT1WwFiQJnXKtNNNiLvvewB/aynj/UIBCZZvMTYwK6nc76i4JWcajaiU
+2iNoT7EfgizzlXYvx06pM69GNBQrV46+lNhiOv4eeLZcOHBnxAyizlIKyLuwO+C1
-I4u84Fp7gOn0IgXMhvrwtGHk7HK1Zjr0afUJVbodc6pMZfe0QWpnDq7zaeYdkPwz
+cX/6BxuXjX3ogw+6IaBFZN/EOMmTWc6sPKrnNCEqgCNiTbPAXb+N8j5Iv8QPs0Aw
-8klWAatLDZTeR5dYli2NiWOBepO1538ZvEK3S/QP2nWJzPJy2PbEHfDaFgr055w/
+VTB3jC9LP0mRt2GGD0cu+QIZkoGEhyW9Dd+0tgeIK32uXCF8uDjNpUV1TxCdn5H+
-wu0MzAQgkXGV8PubhYboJuQAkuXc63IPpmWVL/93WeCNRiL5fvNzUHsbPtT48A9N
+lvgddxfiaIJAdY5UaTx48XRIdULhQrVKXJNyTYWTXbezViYIf1nXOdDI2hsGgKTf
-nnUn4QVuVGeXIxJ1skAFsoh7i+h+mK/p5rzjPtw56nE20gYXhxf7FzbHYtHn0ego
+NVCocDT1LcT5zebijFHVCWfAAKEPRLdzPZomkFIa3rQQgChgePzE8Oqsaxuwx8sU
-BddUzlOY0yzvCgI5Yy1RdkNe/5vU1bpLsdU/WItjR2h6EfqLosQ4iKowPBYQXJOI
+09NAo3giSq1OmBBwly7h60Lwtm8+XuwmWtEgZoSQy2Hm8UMAJ3guotfYuS8mPQBi
-NbpkvIhkhCVbPpMvmhfi/lATiKdoXgtvuB04wth011c5W/yXA+A3Ob73Sr2+zyxF
+55JZpdqVN0D5SdwuWXhHpO4xDodNYAoMMei1NNgrX2zN3FCS8PVi97wD6cQ8xsWM
-870tOp3rNTWsYLvCOjf+JdjgM3AzNuFxE4NdMLvXDf7CIXSb3X9rj3qM769Lz6XX
+62nByrzIjmPwTfoCb3qP/928FMJMg7b3bYBrUnOrpVWZfAIDs4H7DoP8VLL4rMgB
-bRBVbO0HxGyqLTPPmSWV61jQuUTWNGnxkovoYLrpgyumIjjIcl0aY1hogmQeA6ZN
+5PuWNQ13gtX7y5ZOyLhopiKLnar9XiN8GAMANBdKRI2anGEozrfJoelJ5POXZwSa
-gJxaUw9r/p8vnThL5UXKlbcCAwEAAQ==
+tRjbL+nWO3YnBzEunCw1xmMCAwEAAQ==
 -----END rsa public key-----

datastructure/queue/arrayqueue.go

@@ -60,7 +60,7 @@ func (q *ArrayQueue[T]) Front() T {
 
 // Back return back value of queue
 func (q *ArrayQueue[T]) Back() T {
-	return q.data[q.size-1]
+	return q.data[q.tail-1]
 }
 
 // EnQueue put element into queue

docs/api/overview.md

@@ -6,7 +6,6 @@ outline: deep
 
 <b>lancet（柳叶刀）是一个功能强大、全面、高效、可复用的 go 语言工具函数库。包含 25 个包，超过 600 个工具函数。功能涵盖字符串处理、切片处理、网络、并发、加解密、文件处理、时间/日期、流处理、迭代器等等。</b>
 
-
 <style>
 .package-title {
     color: black;
@@ -27,7 +26,7 @@ outline: deep
     display: inline-block;
     vertical-align: middle;
     line-height: 40px;
-    background: #10b981;
+    background: #6cadf5;
     border: 1px solid;
     margin-right: 10px;
     margin-bottom: 10px;

docs/api/packages/algorithm.md

@@ -8,7 +8,7 @@ algorithm 算法包实现一些基本算法，sort，search，lrucache。
 
 -   [https://github.com/duke-git/lancet/blob/main/algorithm/sort.go](https://github.com/duke-git/lancet/blob/main/algorithm/sort.go)
 -   [https://github.com/duke-git/lancet/blob/main/algorithm/search.go](https://github.com/duke-git/lancet/blob/main/algorithm/search.go)
--   [https://github.com/duke-git/lancet/blob/main/algorithm/lru_cache.go](https://github.com/duke-git/lancet/blob/main/algorithm/lru_cache.go)
+-   [https://github.com/duke-git/lancet/blob/main/algorithm/lrucache.go](https://github.com/duke-git/lancet/blob/main/algorithm/lrucache.go)
 
 <div STYLE="page-break-after: always;"></div>
 

docs/api/packages/concurrency.md

@@ -41,12 +41,11 @@ import (
 -   [NewKeyedLocker](#NewKeyedLocker)
 -   [KeyedLocker_Do](#Do)
 -   [NewRWKeyedLocker](#NewRWKeyedLocker)
--   [RWKeyedLocker_RLock](#RLock)
+-   [RLock](#RLock)
--   [RWKeyedLocker_Lock](#Lock)
+-   [Lock](#Lock)
 -   [NewTryKeyedLocker](#NewTryKeyedLocker)
--   [TryKeyedLocker_TryLock](#TryLock)
+-   [TryLock](#TryLock)
--   [TryKeyedLocker_Unlock](#Unlock)
+-   [Unlock](#Unlock)
-
 
 <div STYLE="page-break-after: always;"></div>
 
@@ -478,7 +477,7 @@ func main() {
 func NewKeyedLocker[K comparable](ttl time.Duration) *KeyedLocker[K]
 ```
 
-<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/todo)</span></b>
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/GzeyC33T5rw)</span></b>
 
 ```go
 package main
@@ -525,7 +524,7 @@ func main() {
 }
 ```
 
-### <span id="Do">KeyedLocker_Do</span>
+### <span id="Do">Do</span>
 
 <p>为指定的键获取锁并执行提供的函数。</p>
 
@@ -535,7 +534,7 @@ func main() {
 func (l *KeyedLocker[K]) Do(ctx context.Context, key K, fn func()) error
 ```
 
-<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/todo)</span></b>
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/GzeyC33T5rw)</span></b>
 
 ```go
 package main
@@ -591,7 +590,8 @@ func main() {
 ```go
 func NewRWKeyedLocker[K comparable](ttl time.Duration) *RWKeyedLocker[K]
 ```
-<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/todo)</span></b>
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/CkaJWWwZm9)</span></b>
 
 ```go
 package main
@@ -630,7 +630,7 @@ func main() {
 }
 ```
 
-### <span id="RLock">RWKeyedLocker_RLock</span>
+### <span id="RLock">RLock</span>
 
 <p>RLock为指定的键获取读锁并执行提供的函数。</p>
 
@@ -639,7 +639,8 @@ func main() {
 ```go
 func (l *RWKeyedLocker[K]) RLock(ctx context.Context, key K, fn func()) error
 ```
-<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/todo)</span></b>
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/ZrCr8sMo77T)</span></b>
 
 ```go
 package main
@@ -678,16 +679,17 @@ func main() {
 }
 ```
 
-### <span id="Lock">RWKeyedLocker_Lock</span>
+### <span id="Lock">Lock</span>
 
-<p>RLock为指定的键获取锁并执行提供的函数。</p>
+<p>Lock为指定的键获取锁并执行提供的函数。</p>
 
 <b>函数签名:</b>
 
 ```go
 func (l *RWKeyedLocker[K]) Lock(ctx context.Context, key K, fn func()) error
 ```
-<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/todo)</span></b>
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/WgAcXbOPKGk)</span></b>
 
 ```go
 package main
@@ -735,7 +737,8 @@ func main() {
 ```go
 func NewTryKeyedLocker[K comparable]() *TryKeyedLocker[K]
 ```
-<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/todo)</span></b>
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/VG9qLvyetE2)</span></b>
 
 ```go
 package main
@@ -766,7 +769,7 @@ func main() {
 }
 ```
 
-### <span id="TryLock">TryKeyedLocker_TryLock</span>
+### <span id="TryLock">TryLock</span>
 
 <p>TryLock尝试获取指定键的锁。如果锁成功获取，则返回true，否则返回false。</p>
 
@@ -776,7 +779,7 @@ func main() {
 func (l *TryKeyedLocker[K]) TryLock(key K) bool
 ```
 
-<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/todo)</span></b>
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/VG9qLvyetE2)</span></b>
 
 ```go
 package main
@@ -807,7 +810,7 @@ func main() {
 }
 ```
 
-### <span id="Unlock">TryKeyedLocker_Unlock</span>
+### <span id="Unlock">Unlock</span>
 
 <p>释放指定键的锁。</p>
 
@@ -817,7 +820,7 @@ func main() {
 func (l *TryKeyedLocker[K]) Unlock(key K)
 ```
 
-<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/todo)</span></b>
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/VG9qLvyetE2)</span></b>
 
 ```go
 package main

docs/api/packages/cryptor.md

@@ -27,7 +27,9 @@ import (
 -   [AesEcbDecrypt](#AesEcbDecrypt)
 -   [AesCbcEncrypt](#AesCbcEncrypt)
 -   [AesCbcDecrypt](#AesCbcDecrypt)
--   [AesCtrCrypt](#AesCtrCrypt)
+-   [AesCtrCrypt<sup>deprecated</sup>](#AesCtrCrypt)
+-   [AesCtrEncrypt](#AesCtrEncrypt)
+-   [AesCtrDecrypt](#AesCtrDecrypt)
 -   [AesCfbEncrypt](#AesCfbEncrypt)
 -   [AesCfbDecrypt](#AesCfbDecrypt)
 -   [AesOfbEncrypt](#AesOfbEncrypt)
@@ -40,7 +42,7 @@ import (
 -   [DesEcbDecrypt](#DesEcbDecrypt)
 -   [DesCbcEncrypt](#DesCbcEncrypt)
 -   [DesCbcDecrypt](#DesCbcDecrypt)
--   [DesCtrCrypt](#DesCtrCrypt)
+-   [DesCtrCrypt<sup>deprecated</sup>](#DesCtrCrypt)
 -   [DesCfbEncrypt](#DesCfbEncrypt)
 -   [DesCfbDecrypt](#DesCfbDecrypt)
 -   [DesOfbEncrypt](#DesOfbEncrypt)
@@ -73,7 +75,6 @@ import (
 -   [RsaSign](#RsaSign)
 -   [RsaVerifySign](#RsaVerifySign)
 
-
 <div STYLE="page-break-after: always;"></div>
 
 ## 文档
@@ -218,6 +219,8 @@ func main() {
 
 <p>使用AES CTR算法模式加密/解密数据，参数`key`的长度是16, 24 or 32。</p>
 
+> ⚠️ 本函数已弃用，使用`AesCtrEncrypt`和`AesCtrDecrypt`代替。
+
 <b>函数签名:</b>
 
 ```go
@@ -248,6 +251,74 @@ func main() {
 }
 ```
 
+### <span id="AesCtrEncrypt">AesCtrEncrypt</span>
+
+<p>使用AES CTR算法模式加密数据，参数`key`的长度是16, 24 or 32。</p>
+
+<b>函数签名:</b>
+
+```go
+func AesCtrEncrypt(data, key []byte) []byte
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/x6pjPAvThRz)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := "hello"
+    key := "abcdefghijklmnop"
+
+    encrypted := cryptor.AesCtrEncrypt([]byte(data), []byte(key))
+    decrypted := cryptor.AesCtrDecrypt(encrypted, []byte(key))
+
+    fmt.Println(string(decrypted))
+
+    // Output:
+    // hello
+}
+```
+
+### <span id="AesCtrDecrypt">AesCtrDecrypt</span>
+
+<p>使用AES CTR算法模式解密数据，参数`key`的长度是16, 24 or 32。</p>
+
+<b>函数签名:</b>
+
+```go
+func AesCtrDecrypt(encrypted, key []byte) []byte
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/x6pjPAvThRz)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := "hello"
+    key := "abcdefghijklmnop"
+
+    encrypted := cryptor.AesCtrEncrypt([]byte(data), []byte(key))
+    decrypted := cryptor.AesCtrDecrypt(encrypted, []byte(key))
+
+    fmt.Println(string(decrypted))
+
+    // Output:
+    // hello
+}
+```
+
 ### <span id="AesCfbEncrypt">AesCfbEncrypt</span>
 
 <p>使用AES CFB算法模式加密数据，参数`key`的长度是16, 24 or 32。</p>
@@ -648,10 +719,80 @@ func main() {
 }
 ```
 
+### <span id="DesCtrEncrypt">DesCtrEncrypt</span>
+
+<p>使用DES CTR算法模式加密数据，参数`key`的长度是8</p>
+
+<b>函数签名:</b>
+
+```go
+func DesCtrEncrypt(data, key []byte) []byte
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/S6p_WHCgH1d)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := "hello"
+    key := "abcdefgh"
+
+    encrypted := cryptor.DesCtrEncrypt([]byte(data), []byte(key))
+    decrypted := cryptor.DesCtrDecrypt(encrypted, []byte(key))
+
+    fmt.Println(string(decrypted))
+
+    // Output:
+    // hello
+}
+```
+
+### <span id="DesCtrDecrypt">DesCtrDecrypt</span>
+
+<p>使用DES CTR算法模式加密数据，参数`key`的长度是8</p>
+
+<b>函数签名:</b>
+
+```go
+func DesCtrDecrypt(encrypted, key []byte) []byte
+```
+
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/S6p_WHCgH1d)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := "hello"
+    key := "abcdefgh"
+
+    encrypted := cryptor.DesCtrEncrypt([]byte(data), []byte(key))
+    decrypted := cryptor.DesCtrDecrypt(encrypted, []byte(key))
+
+    fmt.Println(string(decrypted))
+
+    // Output:
+    // hello
+}
+```
+
 ### <span id="DesCtrCrypt">DesCtrCrypt</span>
 
 <p>使用DES CTR算法模式加密/解密数据，参数`key`的长度是8</p>
 
+> ⚠️ 本函数已弃用，使用`DesCtrEncrypt`和`DesCtrDecrypt`代替。
+
 <b>函数签名:</b>
 
 ```go

docs/api/packages/datastructure/queue.md

@@ -1092,7 +1092,7 @@ func main() {
 
 
 ### 4. PriorityQueue
-切片实现的额优先级队列。
+切片实现的优先级队列。
 
 ### <span id="NewPriorityQueue">NewPriorityQueue</span>
 <p>返回一个具有特定容量的PriorityQueue指针，参数 `comarator` 用于比较队列中T类型的值。</p>

docs/api/packages/fileutil.md

@@ -427,7 +427,7 @@ func main() {
 func RemoveDir(path string, onDelete ...func(path string)) error
 ```
 
-<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/Oa6KnPek2uy)</span></b>
 
 ```go
 package main
@@ -1114,6 +1114,7 @@ func main() {
     // 2
 }
 ```
+
 ### <span id="GetExeOrDllVersion">GetExeOrDllVersion</span>
 
 <p>返回exe,dll文件版本号(仅Window平台).</p>

docs/api/packages/maputil.md

@@ -1259,7 +1259,6 @@ func main() {
 }
 ```
 
-
 ### <span id="OrderedMap_Delete">OrderedMap_Delete</span>
 
 <p>删除给定键的键值对。</p>
@@ -2192,7 +2191,6 @@ func main() {
 }
 ```
 
-
 ### <span id="GetOrSet">GetOrSet</span>
 
 <p>返回给定键的值，如果不存在则设置该值。</p>
@@ -2319,7 +2317,7 @@ func main() {
 func FindValuesBy[K comparable, V any](m map[K]V, predicate func(key K, value V) bool) []V
 ```
 
-<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/bvNwNBZDm6v)</span></b>
 
 ```go
 package main

docs/api/packages/netutil.md

@@ -48,7 +48,6 @@ import (
 -   [UploadFile](#UploadFile)
 -   [IsPingConnected](#IsPingConnected)
 -   [IsTelnetConnected](#IsTelnetConnected)
--   [IsTelnetConnected](#IsTelnetConnected)
 -   [BuildUrl](#BuildUrl)
 -   [AddQueryParams](#AddQueryParams)
 
@@ -1045,7 +1044,7 @@ func main() {
 func BuildUrl(scheme, host, path string, query map[string][]string) (string, error)
 ```
 
-<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/JLXl1hZK7l4)</span></b>
 
 ```go
 package main
@@ -1085,7 +1084,7 @@ func main() {
 func AddQueryParams(urlStr string, params map[string][]string) (string, error)
 ```
 
-<b>示例:<span style="float:right;display:inline-block;">[运行](todo)</span></b>
+<b>示例:<span style="float:right;display:inline-block;">[运行](https://go.dev/play/p/JLXl1hZK7l4)</span></b>
 
 ```go
 package main

docs/api/packages/validator.md

@@ -824,6 +824,43 @@ func main() {
 }
 ```
 
+### <span id="IsAlphaNumeric">IsAlphaNumeric</span>
+
+<p>验证字符串是字母或数字。</p>
+
+<b>函数签名:</b>
+
+```go
+func IsAlphaNumeric(s string) bool
+```
+
+<b>示例:<span style="float:right;display:inline-block">[运行](https://go.dev/play/p/RHeESLrLg9c)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/validator"
+)
+
+func main() {
+    result1 := validator.IsAlphaNumeric("ABC")
+	result2 := validator.IsAlphaNumeric("123")
+	result3 := validator.IsAlphaNumeric("abc123")
+	result4 := validator.IsAlphaNumeric("abc123@#$")
+
+	fmt.Println(result1)
+	fmt.Println(result2)
+	fmt.Println(result3)
+	fmt.Println(result4)
+
+	// Output:
+	// true
+	// true
+	// true
+	// false
+}
+```
+
 ### <span id="IsJSON">IsJSON</span>
 
 <p>验证字符串是否是有效json。</p>

docs/en/api/overview.md

@@ -6,7 +6,6 @@ outline: deep
 
 <b>Lancet (Lancet) is a powerful, comprehensive, efficient and reusable go language tool function library. Contains 25 packages, more than 600 utility functions. Functions cover string processing, slice processing, network, concurrency, encryption and decryption, file processing, time/date, stream processing, iterators, and more.</b>
 
-
 <style>
 .package-title {
     color: black;
@@ -27,7 +26,7 @@ outline: deep
     display: inline-block;
     vertical-align: middle;
     line-height: 40px;
-    background: #059669;
+    background: #6cadf5;
     border: 1px solid;
     margin-right: 10px;
     margin-bottom: 10px;
@@ -47,6 +46,7 @@ outline: deep
         <div class="package-cell">cryptor</div>
         <div class="package-cell">datastructure</div>
         <div class="package-cell">datetime</div>
+        <div class="package-cell">eventbus</div>
         <div class="package-cell">fileutil</div>
         <div class="package-cell">formatter</div>
         <div class="package-cell">function</div>
@@ -67,4 +67,3 @@ outline: deep
         <div class="package-cell">xerror</div>
     </div>
 </div>
-

docs/en/api/packages/algorithm.md

@@ -8,7 +8,7 @@ Package algorithm implements some basic algorithm. eg. sort, search.
 
 -   [https://github.com/duke-git/lancet/blob/main/algorithm/sort.go](https://github.com/duke-git/lancet/blob/main/algorithm/sort.go)
 -   [https://github.com/duke-git/lancet/blob/main/algorithm/search.go](https://github.com/duke-git/lancet/blob/main/algorithm/search.go)
--   [https://github.com/duke-git/lancet/blob/main/algorithm/lru_cache.go](https://github.com/duke-git/lancet/blob/main/algorithm/lru_cache.go)
+-   [https://github.com/duke-git/lancet/blob/main/algorithm/lrucache.go](https://github.com/duke-git/lancet/blob/main/algorithm/lrucache.go)
 
 <div STYLE="page-break-after: always;"></div>
 

docs/en/api/packages/concurrency.md

@@ -1,4 +1,5 @@
 # Concurrency
+
 Package concurrency contain some functions to support concurrent programming. eg, goroutine, channel.
 
 <div STYLE="page-break-after: always;"></div>
@@ -11,6 +12,7 @@ Package concurrency contain some functions to support concurrent programming. eg
 <div STYLE="page-break-after: always;"></div>
 
 ## Usage:
+
 ```go
 import (
     "github.com/duke-git/lancet/v2/concurrency"
@@ -37,20 +39,22 @@ import (
 ### KeyedLocker
 
 -   [NewKeyedLocker](#NewKeyedLocker)
--   [KeyedLocker_Do](#Do)
+-   [Do](#Do)
 -   [NewRWKeyedLocker](#NewRWKeyedLocker)
--   [RWKeyedLocker_RLock](#RLock)
+-   [RLock](#RLock)
--   [RWKeyedLocker_Lock](#Lock)
+-   [Lock](#Lock)
 -   [NewTryKeyedLocker](#NewTryKeyedLocker)
--   [TryKeyedLocker_TryLock](#TryLock)
+-   [TryLock](#TryLock)
--   [TryKeyedLocker_Unlock](#Unlock)
+-   [Unlock](#Unlock)
 
 <div STYLE="page-break-after: always;"></div>
 
 ## Documentation
 
 ## Channel
+
 ### <span id="NewChannel">NewChannel</span>
+
 <p>Create a Channel pointer instance.</p>
 
 <b>Signature:</b>
@@ -59,6 +63,7 @@ import (
 type Channel[T any] struct
 func NewChannel[T any]() *Channel[T]
 ```
+
 <b>Example: <span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/7aB4KyMMp9A)</span></b>
 
 ```go
@@ -83,6 +88,7 @@ func main() {
 ```go
 func (c *Channel[T]) Bridge(ctx context.Context, chanStream <-chan <-chan T) <-chan T
 ```
+
 <b>Example: <span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/qmWSy1NVF-Y)</span></b>
 
 ```go
@@ -135,6 +141,7 @@ func main() {
 ```go
 func (c *Channel[T]) FanIn(ctx context.Context, channels ...<-chan T) <-chan T
 ```
+
 <b>Example: <span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/2VYFMexEvTm)</span></b>
 
 ```go
@@ -174,6 +181,7 @@ func main() {
 ```go
 func (c *Channel[T]) Repeat(ctx context.Context, values ...T) <-chan T
 ```
+
 <b>Example:</b>
 
 ```go
@@ -213,6 +221,7 @@ func main() {
 ```go
 func (c *Channel[T]) Generate(ctx context.Context, values ...T) <-chan T
 ```
+
 <b>Example: <span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/7aB4KyMMp9A)</span></b>
 
 ```go
@@ -251,6 +260,7 @@ func main() {
 ```go
 func (c *Channel[T]) RepeatFn(ctx context.Context, fn func() T) <-chan T
 ```
+
 <b>Example:</b>
 
 ```go
@@ -293,6 +303,7 @@ func main() {
 ```go
 func (c *Channel[T]) Or(channels ...<-chan T) <-chan T
 ```
+
 <b>Example:</b>
 
 ```go
@@ -336,6 +347,7 @@ func main() {
 ```go
 func (c *Channel[T]) OrDone(ctx context.Context, channel <-chan T) <-chan T
 ```
+
 <b>Example:</b>
 
 ```go
@@ -374,6 +386,7 @@ func main() {
 ```go
 func (c *Channel[T]) Take(ctx context.Context, valueStream <-chan T, number int) <-chan T
 ```
+
 <b>Example:</b>
 
 ```go
@@ -420,6 +433,7 @@ func main() {
 ```go
 func (c *Channel[T]) Tee(ctx context.Context, in <-chan T) (<-chan T, <-chan T)
 ```
+
 <b>Example:</b>
 
 ```go
@@ -465,7 +479,7 @@ func main() {
 func NewKeyedLocker[K comparable](ttl time.Duration) *KeyedLocker[K]
 ```
 
-<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/todo)</span></b>
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/GzeyC33T5rw)</span></b>
 
 ```go
 package main
@@ -512,7 +526,7 @@ func main() {
 }
 ```
 
-### <span id="Do">KeyedLocker_Do</span>
+### <span id="Do">Do</span>
 
 <p>Acquires a lock for the specified key and executes the provided function.</p>
 
@@ -522,7 +536,7 @@ func main() {
 func (l *KeyedLocker[K]) Do(ctx context.Context, key K, fn func()) error
 ```
 
-<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/todo)</span></b>
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/GzeyC33T5rw)</span></b>
 
 ```go
 package main
@@ -578,7 +592,8 @@ func main() {
 ```go
 func NewRWKeyedLocker[K comparable](ttl time.Duration) *RWKeyedLocker[K]
 ```
-<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/todo)</span></b>
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/ZrCr8sMo77T)</span></b>
 
 ```go
 package main
@@ -617,7 +632,7 @@ func main() {
 }
 ```
 
-### <span id="RLock">RWKeyedLocker_RLock</span>
+### <span id="RLock">RLock</span>
 
 <p>Acquires a read lock for the specified key and executes the provided function.</p>
 
@@ -626,7 +641,8 @@ func main() {
 ```go
 func (l *RWKeyedLocker[K]) RLock(ctx context.Context, key K, fn func()) error
 ```
-<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/todo)</span></b>
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/ZrCr8sMo77T)</span></b>
 
 ```go
 package main
@@ -665,7 +681,7 @@ func main() {
 }
 ```
 
-### <span id="Lock">RWKeyedLocker_Lock</span>
+### <span id="Lock">Lock</span>
 
 <p>Acquires a write lock for the specified key and executes the provided function.</p>
 
@@ -674,7 +690,8 @@ func main() {
 ```go
 func (l *RWKeyedLocker[K]) Lock(ctx context.Context, key K, fn func()) error
 ```
-<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/todo)</span></b>
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/WgAcXbOPKGk)</span></b>
 
 ```go
 package main
@@ -722,7 +739,8 @@ func main() {
 ```go
 func NewTryKeyedLocker[K comparable]() *TryKeyedLocker[K]
 ```
-<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/todo)</span></b>
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/VG9qLvyetE2)</span></b>
 
 ```go
 package main
@@ -753,7 +771,7 @@ func main() {
 }
 ```
 
-### <span id="TryLock">TryKeyedLocker_TryLock</span>
+### <span id="TryLock">TryLock</span>
 
 <p>TryLock tries to acquire a lock for the specified key.</p>
 
@@ -763,7 +781,7 @@ func main() {
 func (l *TryKeyedLocker[K]) TryLock(key K) bool
 ```
 
-<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/todo)</span></b>
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/VG9qLvyetE2)</span></b>
 
 ```go
 package main
@@ -794,7 +812,7 @@ func main() {
 }
 ```
 
-### <span id="Unlock">TryKeyedLocker_Unlock</span>
+### <span id="Unlock">Unlock</span>
 
 <p>Unlock releases the lock for the specified key.</p>
 
@@ -804,7 +822,7 @@ func main() {
 func (l *TryKeyedLocker[K]) Unlock(key K)
 ```
 
-<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/todo)</span></b>
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/VG9qLvyetE2)</span></b>
 
 ```go
 package main

docs/en/api/packages/cryptor.md

@@ -27,7 +27,9 @@ import (
 -   [AesEcbDecrypt](#AesEcbDecrypt)
 -   [AesCbcEncrypt](#AesCbcEncrypt)
 -   [AesCbcDecrypt](#AesCbcDecrypt)
--   [AesCtrCrypt](#AesCtrCrypt)
+-   [AesCtrCrypt<sup>deprecated</sup>](#AesCtrCrypt)
+-   [AesCtrEncrypt](#AesCtrEncrypt)
+-   [AesCtrDecrypt](#AesCtrDecrypt)
 -   [AesCfbEncrypt](#AesCfbEncrypt)
 -   [AesCfbDecrypt](#AesCfbDecrypt)
 -   [AesOfbEncrypt](#AesOfbEncrypt)
@@ -40,7 +42,9 @@ import (
 -   [DesEcbDecrypt](#DesEcbDecrypt)
 -   [DesCbcEncrypt](#DesCbcEncrypt)
 -   [DesCbcDecrypt](#DesCbcDecrypt)
--   [DesCtrCrypt](#DesCtrCrypt)
+-   [DesCtrCrypt<sup>deprecated</sup>](#DesCtrCrypt)
+-   [DesCfbEncrypt](#DesCfbEncrypt)
+-   [DesCfbDecrypt](#DesCfbDecrypt)
 -   [DesCfbEncrypt](#DesCfbEncrypt)
 -   [DesCfbDecrypt](#DesCfbDecrypt)
 -   [DesOfbEncrypt](#DesOfbEncrypt)
@@ -217,6 +221,8 @@ func main() {
 
 <p>Encrypt or decrypt data with key use AES CTR algorithm. Length of `key` param should be 16, 24 or 32.</p>
 
+> ⚠️ This function is deprecated. use `AesCtrEncrypt` and `AesCtrDecrypt` instead.
+
 <b>Signature:</b>
 
 ```go
@@ -247,6 +253,74 @@ func main() {
 }
 ```
 
+### <span id="AesCtrEncrypt">AesCtrEncrypt</span>
+
+<p>Encrypt data with key use AES CTR algorithm</p>
+
+<b>Signature:</b>
+
+```go
+func AesCtrEncrypt(data, key []byte) []byte
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/x6pjPAvThRz)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := "hello"
+    key := "abcdefghijklmnop"
+
+    encrypted := cryptor.AesCtrEncrypt([]byte(data), []byte(key))
+    decrypted := cryptor.AesCtrDecrypt(encrypted, []byte(key))
+
+    fmt.Println(string(decrypted))
+
+    // Output:
+    // hello
+}
+```
+
+### <span id="AesCtrDecrypt">AesCtrDecrypt</span>
+
+<p>Decrypt data with key use AES CTR algorithm</p>
+
+<b>Signature:</b>
+
+```go
+func AesCtrDecrypt(encrypted, key []byte) []byte
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/x6pjPAvThRz)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := "hello"
+    key := "abcdefghijklmnop"
+
+    encrypted := cryptor.AesCtrEncrypt([]byte(data), []byte(key))
+    decrypted := cryptor.AesCtrDecrypt(encrypted, []byte(key))
+
+    fmt.Println(string(decrypted))
+
+    // Output:
+    // hello
+}
+```
+
 ### <span id="AesCfbEncrypt">AesCfbEncrypt</span>
 
 <p>Encrypt data with key use AES CFB algorithm. Length of `key` param should be 16, 24 or 32.</p>
@@ -651,6 +725,8 @@ func main() {
 
 <p>Encrypt or decrypt data with key use DES CTR algorithm. Length of `key` param should be 8.</p>
 
+> ⚠️ This function is deprecated. use `DesCtrEncrypt` and `DesCtrDecrypt` instead.
+
 <b>Signature:</b>
 
 ```go
@@ -681,6 +757,74 @@ func main() {
 }
 ```
 
+### <span id="DesCtrEncrypt">DesCtrCrypt</span>
+
+<p>Encrypt data with key use DES CTR algorithm. Length of `key` param should be 8.</p>
+
+<b>Signature:</b>
+
+```go
+func DesCtrEncrypt(data, key []byte) []byte
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/S6p_WHCgH1d)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := "hello"
+    key := "abcdefgh"
+
+    encrypted := cryptor.DesCtrEncrypt([]byte(data), []byte(key))
+    decrypted := cryptor.DesCtrDecrypt(encrypted, []byte(key))
+
+    fmt.Println(string(decrypted))
+
+    // Output:
+    // hello
+}
+```
+
+### <span id="DesCtrDecrypt">DesCtrDecrypt</span>
+
+<p>Decrypt data with key use DES CTR algorithm. Length of `key` param should be 8.</p>
+
+<b>Signature:</b>
+
+```go
+func DesCtrDecrypt(encrypted, key []byte) []byte
+```
+
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/S6p_WHCgH1d)</span></b>
+
+```go
+package main
+
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/cryptor"
+)
+
+func main() {
+    data := "hello"
+    key := "abcdefgh"
+
+    encrypted := cryptor.DesCtrEncrypt([]byte(data), []byte(key))
+    decrypted := cryptor.DesCtrDecrypt(encrypted, []byte(key))
+
+    fmt.Println(string(decrypted))
+
+    // Output:
+    // hello
+}
+```
+
 ### <span id="DesCfbEncrypt">DesCfbEncrypt</span>
 
 <p>Encrypt data with key use DES CFB algorithm. Length of `key` param should be 8.</p>

docs/en/api/packages/fileutil.md

@@ -427,7 +427,7 @@ func main() {
 func RemoveDir(path string, onDelete ...func(path string)) error
 ```
 
-<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/Oa6KnPek2uy)</span></b>
 
 ```go
 package main

docs/en/api/packages/maputil.md

@@ -10,7 +10,6 @@ Package maputil includes some functions to manipulate map.
 -   [https://github.com/duke-git/lancet/blob/main/maputil/concurrentmap.go](https://github.com/duke-git/lancet/blob/main/maputil/concurrentmap.go)
 -   [https://github.com/duke-git/lancet/blob/main/maputil/orderedmap.go](https://github.com/duke-git/lancet/blob/main/maputil/orderedmap.go)
 
-
 <div STYLE="page-break-after: always;"></div>
 
 ## Example:
@@ -1275,7 +1274,6 @@ func main() {
 }
 ```
 
-
 ### <span id="OrderedMap_Delete">OrderedMap_Delete</span>
 
 <p>Deletes the key-value pair for the given key.</p>
@@ -2337,7 +2335,7 @@ func main() {
 func FindValuesBy[K comparable, V any](m map[K]V, predicate func(key K, value V) bool) []V
 ```
 
-<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/bvNwNBZDm6v)</span></b>
 
 ```go
 package main

docs/en/api/packages/netutil.md

@@ -51,7 +51,6 @@ import (
 -   [BuildUrl](#BuildUrl)
 -   [AddQueryParams](#AddQueryParams)
 
-
 <div STYLE="page-break-after: always;"></div>
 
 <link rel="stylesheet" type="text/css" href="/styles/api_doc.css">
@@ -1045,7 +1044,7 @@ func main() {
 func BuildUrl(scheme, host, path string, query map[string][]string) (string, error)
 ```
 
-<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/JLXl1hZK7l4)</span></b>
 
 ```go
 package main
@@ -1085,7 +1084,7 @@ func main() {
 func AddQueryParams(urlStr string, params map[string][]string) (string, error)
 ```
 
-<b>Example:<span style="float:right;display:inline-block;">[Run](todo)</span></b>
+<b>Example:<span style="float:right;display:inline-block;">[Run](https://go.dev/play/p/JLXl1hZK7l4)</span></b>
 
 ```go
 package main

docs/en/api/packages/validator.md

@@ -826,6 +826,43 @@ func main() {
 }
 ```
 
+### <span id="IsAlphaNumeric">IsAlphaNumeric</span>
+
+<p>Check if the string is alphanumeric.</p>
+
+<b>Signature:</b>
+
+```go
+func IsAlphaNumeric(s string) bool
+```
+
+<b>Example:<span style="float:right;display:inline-block">[Run](https://go.dev/play/p/RHeESLrLg9c)</span></b>
+
+```go
+import (
+    "fmt"
+    "github.com/duke-git/lancet/v2/validator"
+)
+
+func main() {
+    result1 := validator.IsAlphaNumeric("ABC")
+	result2 := validator.IsAlphaNumeric("123")
+	result3 := validator.IsAlphaNumeric("abc123")
+	result4 := validator.IsAlphaNumeric("abc123@#$")
+
+	fmt.Println(result1)
+	fmt.Println(result2)
+	fmt.Println(result3)
+	fmt.Println(result4)
+
+	// Output:
+	// true
+	// true
+	// true
+	// false
+}
+```
+
 ### <span id="IsJSON">IsJSON</span>
 
 <p>Check if the string is valid JSON.</p>

fileutil/file.go

@@ -190,7 +190,7 @@ func RemoveFile(path string, onDelete ...func(path string)) error {
 }
 
 // RemoveDir remove the path directory.
-// Play: todo
+// Play: https://go.dev/play/p/Oa6KnPek2uy
 func RemoveDir(path string, onDelete ...func(path string)) error {
 	info, err := os.Stat(path)
 	if err != nil {

maputil/map.go

@@ -668,7 +668,7 @@ func GetOrDefault[K comparable, V any](m map[K]V, key K, defaultValue V) V {
 }
 
 // FindValuesBy returns a slice of values from the map that satisfy the given predicate function.
-// Play: todo
+// Play: https://go.dev/play/p/bvNwNBZDm6v
 func FindValuesBy[K comparable, V any](m map[K]V, predicate func(key K, value V) bool) []V {
 	result := make([]V, 0)
 

netutil/net.go

@@ -309,7 +309,7 @@ func IsTelnetConnected(host string, port string) bool {
 }
 
 // BuildUrl builds a URL from the given params.
-// Play: todo
+// Play: https://go.dev/play/p/JLXl1hZK7l4
 func BuildUrl(scheme, host, path string, query map[string][]string) (string, error) {
 	if err := validateScheme(scheme); err != nil {
 		return "", err
@@ -365,13 +365,13 @@ func validateScheme(scheme string) error {
 	return nil
 }
 
-var hostRegex = regexp.MustCompile(`^([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])(\.[a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])*$`)
+var hostRegex = regexp.MustCompile(`^([a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9]?)(\.[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9]?)+$`)
 var pathRegex = regexp.MustCompile(`^\/([a-zA-Z0-9%_-]+(?:\/[a-zA-Z0-9%_-]+)*)$`)
 
 var alphaNumericRegex = regexp.MustCompile(`^[a-zA-Z0-9]+$`)
 
 // AddQueryParams adds query parameters to the given URL.
-// Play: todoå
+// Play: https://go.dev/play/p/JLXl1hZK7l4
 func AddQueryParams(urlStr string, params map[string][]string) (string, error) {
 	parsedUrl, err := url.Parse(urlStr)
 	if err != nil {

netutil/net_test.go

@@ -196,6 +196,14 @@ func TestBuildUrl(t *testing.T) {
 			want:    "https://www.test.com/path%20with%20spaces",
 			wantErr: false,
 		},
+		{
+			scheme:  "https",
+			host:    "my.api.edu.cn",
+			path:    "/api",
+			query:   nil,
+			want:    "https://my.api.edu.cn/api",
+			wantErr: false,
+		},
 	}
 
 	for _, tt := range tests {

retry/retry.go

@@ -128,16 +128,19 @@ func Retry(retryFunc RetryFunc, opts ...Option) error {
 	}
 
 	var i uint
+	var lastErr error
 	for i < config.retryTimes {
-		err := retryFunc()
+		lastErr = retryFunc()
-		if err != nil {
+		if lastErr == nil {
+			return nil
+		}
+
+		if i < config.retryTimes-1 { // Only wait if it's not the last retry
 			select {
 			case <-time.After(config.backoffStrategy.CalculateInterval()):
 			case <-config.context.Done():
 				return errors.New("retry is cancelled")
 			}
-		} else {
-			return nil
 		}
 		i++
 	}
@@ -146,7 +149,7 @@ func Retry(retryFunc RetryFunc, opts ...Option) error {
 	lastSlash := strings.LastIndex(funcPath, "/")
 	funcName := funcPath[lastSlash+1:]
 
-	return fmt.Errorf("function %s run failed after %d times retry", funcName, i)
+	return fmt.Errorf("function %s run failed after %d times retry, last error: %w", funcName, i, lastErr)
 }
 
 // BackoffStrategy is an interface that defines a method for calculating backoff intervals.

retry/retry_example_test.go

@@ -118,7 +118,7 @@ func ExampleRetryTimes() {
 	}
 
 	// Output:
-	// function retry.ExampleRetryTimes.func1 run failed after 2 times retry
+	// function retry.ExampleRetryTimes.func1 run failed after 2 times retry, last error: error occurs
 }
 
 func ExampleRetry() {

retry/retry_test.go

@@ -15,14 +15,16 @@ func TestRetryFailed(t *testing.T) {
 	assert := internal.NewAssert(t, "TestRetryFailed")
 
 	var number int
+	customError := errors.New("error occurs")
 	increaseNumber := func() error {
 		number++
-		return errors.New("error occurs")
+		return customError
 	}
 
 	err := Retry(increaseNumber, RetryWithLinearBackoff(time.Microsecond*50))
 
 	assert.IsNotNil(err)
+	assert.Equal(errors.Is(err, customError), true)
 	assert.Equal(DefaultRetryTimes, number)
 }
 

slice/slice_concurrent.go

@@ -125,6 +125,8 @@ func ReduceConcurrent[T any](slice []T, initial T, reducer func(index int, item
 func FilterConcurrent[T any](slice []T, predicate func(index int, item T) bool, numThreads int) []T {
 	result := make([]T, 0)
 	var wg sync.WaitGroup
+	var mu sync.Mutex
+
 
 	workerChan := make(chan struct{}, numThreads)
 
@@ -137,7 +139,9 @@ func FilterConcurrent[T any](slice []T, predicate func(index int, item T) bool,
 			defer wg.Done()
 
 			if predicate(i, v) {
+				mu.Lock()
 				result = append(result, v)
+				mu.Unlock()
 			}
 
 			<-workerChan

validator/validator.go

@@ -182,8 +182,8 @@ func IsJSON(str string) bool {
 	return json.Unmarshal([]byte(str), &js) == nil
 }
 
-// IsAlphaNumericStr check if the string is alphanumeric.
+// IsAlphaNumeric check if the string is alphanumeric.
-// Play: todo
+// Play: https://go.dev/play/p/RHeESLrLg9c
 func IsAlphaNumeric(s string) bool {
 	return alphaNumericMatcher.MatchString(s)
 }

validator/validator_example_test.go

@@ -665,3 +665,21 @@ func ExampleIsChinaUnionPay() {
 	// true
 	// false
 }
+
+func ExampleIsAlphaNumeric() {
+	result1 := IsAlphaNumeric("ABC")
+	result2 := IsAlphaNumeric("123")
+	result3 := IsAlphaNumeric("abc123")
+	result4 := IsAlphaNumeric("abc123@#$")
+
+	fmt.Println(result1)
+	fmt.Println(result2)
+	fmt.Println(result3)
+	fmt.Println(result4)
+
+	// Output:
+	// true
+	// true
+	// true
+	// false
+}