doc: format code in markdown file

docs/algorithm.md

@@ -584,8 +584,8 @@ import (
 func main() {
     cache := algorithm.NewLRUCache[int, int](2)
 
-	cache.Put(1, 1)
-	cache.Put(2, 2)
+    cache.Put(1, 1)
+    cache.Put(2, 2)
 
     _, ok := cache.Get(0) // ok -> false
 

docs/algorithm_zh-CN.md

@@ -585,8 +585,8 @@ import (
 func main() {
     cache := algorithm.NewLRUCache[int, int](2)
 
-	cache.Put(1, 1)
-	cache.Put(2, 2)
+    cache.Put(1, 1)
+    cache.Put(2, 2)
 
     _, ok := cache.Get(0) // ok -> false
 

docs/concurrency.md

@@ -84,7 +84,7 @@ import (
 )
 
 func main() {
-    ctx, cancel := context.WithCancel(context.Background())
+	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	c := concurrency.NewChannel()
@@ -133,7 +133,7 @@ import (
 )
 
 func main() {
-    ctx, cancel := context.WithCancel(context.Background())
+	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	c := concurrency.NewChannel()
@@ -173,14 +173,14 @@ import (
 )
 
 func main() {
-    ctx, cancel := context.WithCancel(context.Background())
+	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	c := concurrency.NewChannel()
 	intStream := c.Take(ctx, c.Repeat(ctx, 1, 2), 5)
 
 	for v := range intStream {
-     	fmt.Println(v) //1, 2, 1, 2, 1
+	fmt.Println(v) //1, 2, 1, 2, 1
 	}
 }
 ```
@@ -209,7 +209,7 @@ import (
 )
 
 func main() {
-    ctx, cancel := context.WithCancel(context.Background())
+	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	fn := func() any {
@@ -220,7 +220,7 @@ func main() {
 	dataStream := c.Take(ctx, c.RepeatFn(ctx, fn), 3)
 
 	for v := range dataStream {
-	    fmt.Println(v) //a, a, a
+		fmt.Println(v) //a, a, a
 	}
 }
 ```
@@ -248,7 +248,7 @@ import (
 )
 
 func main() {
-    sig := func(after time.Duration) <-chan any {
+	sig := func(after time.Duration) <-chan any {
 		c := make(chan interface{})
 		go func() {
 			defer close(c)
@@ -296,7 +296,7 @@ import (
 )
 
 func main() {
-    ctx, cancel := context.WithCancel(context.Background())
+	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	c := concurrency.NewChannel()
@@ -332,7 +332,7 @@ import (
 )
 
 func main() {
-    ctx, cancel := context.WithCancel(context.Background())
+	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	numbers := make(chan any, 5)
@@ -347,7 +347,7 @@ func main() {
 	intStream := c.Take(ctx, numbers, 3)
 
 	for val := range intStream {
-        fmt.Println(val) //1, 2, 3
+		fmt.Println(val) //1, 2, 3
 	}
 }
 ```
@@ -375,7 +375,7 @@ import (
 )
 
 func main() {
-    ctx, cancel := context.WithCancel(context.Background())
+	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	c := concurrency.NewChannel()
@@ -383,8 +383,8 @@ func main() {
 
 	out1, out2 := c.Tee(ctx, inStream)
 	for val := range out1 {
-        fmt.Println(val) //1
-        fmt.Println(<-out2) //1
+		fmt.Println(val) //1
+		fmt.Println(<-out2) //1
 	}
 }
 ```

docs/concurrency_zh-CN.md

@@ -180,7 +180,7 @@ func main() {
 	intStream := c.Take(ctx, c.Repeat(ctx, 1, 2), 5)
 
 	for v := range intStream {
-     	fmt.Println(v) //1, 2, 1, 2, 1
+		fmt.Println(v) //1, 2, 1, 2, 1
 	}
 }
 ```
@@ -220,7 +220,7 @@ func main() {
 	dataStream := c.Take(ctx, c.RepeatFn(ctx, fn), 3)
 
 	for v := range dataStream {
-	    fmt.Println(v) //a, a, a
+		fmt.Println(v) //a, a, a
 	}
 }
 ```
@@ -248,7 +248,7 @@ import (
 )
 
 func main() {
-    sig := func(after time.Duration) <-chan any {
+	sig := func(after time.Duration) <-chan any {
 		c := make(chan interface{})
 		go func() {
 			defer close(c)
@@ -296,7 +296,7 @@ import (
 )
 
 func main() {
-    ctx, cancel := context.WithCancel(context.Background())
+	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	c := concurrency.NewChannel()
@@ -332,7 +332,7 @@ import (
 )
 
 func main() {
-    ctx, cancel := context.WithCancel(context.Background())
+	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	numbers := make(chan any, 5)
@@ -347,7 +347,7 @@ func main() {
 	intStream := c.Take(ctx, numbers, 3)
 
 	for val := range intStream {
-        fmt.Println(val) //1, 2, 3
+		fmt.Println(val) //1, 2, 3
 	}
 }
 ```
@@ -375,7 +375,7 @@ import (
 )
 
 func main() {
-    ctx, cancel := context.WithCancel(context.Background())
+	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()
 
 	c := concurrency.NewChannel()
@@ -383,8 +383,8 @@ func main() {
 
 	out1, out2 := c.Tee(ctx, inStream)
 	for val := range out1 {
-        fmt.Println(val) //1
-        fmt.Println(<-out2) //1
+		fmt.Println(val) //1
+		fmt.Println(<-out2) //1
 	}
 }
 ```

docs/convertor.md

@@ -219,16 +219,16 @@ import (
 func main() {
     ch := convertor.ToChannel([]int{1, 2, 3})
 
-	val1, _ := <-ch
-	fmt.Println(val1) //1
+    val1, _ := <-ch
+    fmt.Println(val1) //1
 
-	val2, _ := <-ch
-	fmt.Println(val2) //2
+    val2, _ := <-ch
+    fmt.Println(val2) //2
 
-	val3, _ := <-ch
-	fmt.Println(val3) //3
+    val3, _ := <-ch
+    fmt.Println(val3) //3
 
-	_, ok := <-ch
+    _, ok := <-ch
     fmt.Println(ok) //false
 }
 ```
@@ -350,16 +350,16 @@ import (
 
 func main() {
     type Message struct {
-		name string
-		code int
-	}
-	messages := []Message{
-		{name: "Hello", code: 100},
-		{name: "Hi", code: 101},
-	}
-	result := convertor.ToMap(messages, func(msg Message) (int, string) {
-		return msg.code, msg.name
-	})
+        name string
+        code int
+    }
+    messages := []Message{
+        {name: "Hello", code: 100},
+        {name: "Hi", code: 101},
+    }
+    result := convertor.ToMap(messages, func(msg Message) (int, string) {
+        return msg.code, msg.name
+    })
 
     fmt.Println(result) //{100: "Hello", 101: "Hi"}
 }
@@ -451,9 +451,9 @@ import (
 
 func main() {
     aMap := map[string]int{"a": 1, "b": 2, "c": 3}
-	result := MapToSlice(aMap, func(key string, value int) string {
-		return key + ":" + strconv.Itoa(value)
-	})
+    result := MapToSlice(aMap, func(key string, value int) string {
+        return key + ":" + strconv.Itoa(value)
+    })
 
     fmt.Println(result) //[]string{"a:1", "b:2", "c:3"}
 }

docs/convertor_zh-CN.md

@@ -222,16 +222,16 @@ import (
 func main() {
     ch := convertor.ToChannel([]int{1, 2, 3})
 
-	val1, _ := <-ch
-	fmt.Println(val1) //1
+    val1, _ := <-ch
+    fmt.Println(val1) //1
 
-	val2, _ := <-ch
-	fmt.Println(val2) //2
+    val2, _ := <-ch
+    fmt.Println(val2) //2
 
-	val3, _ := <-ch
-	fmt.Println(val3) //3
+    val3, _ := <-ch
+    fmt.Println(val3) //3
 
-	_, ok := <-ch
+    _, ok := <-ch
     fmt.Println(ok) //false
 }
 ```
@@ -353,16 +353,16 @@ import (
 
 func main() {
     type Message struct {
-		name string
-		code int
-	}
-	messages := []Message{
-		{name: "Hello", code: 100},
-		{name: "Hi", code: 101},
-	}
-	result := convertor.ToMap(messages, func(msg Message) (int, string) {
-		return msg.code, msg.name
-	})
+        name string
+        code int
+    }
+    messages := []Message{
+        {name: "Hello", code: 100},
+        {name: "Hi", code: 101},
+    }
+    result := convertor.ToMap(messages, func(msg Message) (int, string) {
+        return msg.code, msg.name
+    })
 
     fmt.Println(result) //{100: "Hello", 101: "Hi"}
 }
@@ -482,9 +482,9 @@ import (
 
 func main() {
     aMap := map[string]int{"a": 1, "b": 2, "c": 3}
-	result := MapToSlice(aMap, func(key string, value int) string {
-		return key + ":" + strconv.Itoa(value)
-	})
+    result := MapToSlice(aMap, func(key string, value int) string {
+        return key + ":" + strconv.Itoa(value)
+    })
 
     fmt.Println(result) //[]string{"a:1", "b:2", "c:3"}
 }

docs/cryptor.md

@@ -85,7 +85,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesEcbEncrypt([]byte(data), []byte(key))
 
     fmt.Println(string(encrypted))
@@ -115,9 +115,9 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesEcbEncrypt([]byte(data), []byte(key))
-	decrypted := cryptor.AesEcbDecrypt(encrypted, []byte(key))
+    decrypted := cryptor.AesEcbDecrypt(encrypted, []byte(key))
     fmt.Println(string(decrypted)) //hello world
 }
 ```
@@ -145,7 +145,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesCbcEncrypt([]byte(data), []byte(key))
 
     fmt.Println(string(encrypted))
@@ -176,9 +176,9 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesCbcEncrypt([]byte(data), []byte(key))
-	decrypted := cryptor.AesCbcDecrypt(encrypted, []byte(key))
+    decrypted := cryptor.AesCbcDecrypt(encrypted, []byte(key))
     fmt.Println(string(decrypted)) //hello world
 }
 ```
@@ -207,7 +207,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesCtrCrypt([]byte(data), []byte(key))
     decrypted := cryptor.AesCtrCrypt(encrypted, []byte(key))
 
@@ -239,7 +239,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesCfbEncrypt([]byte(data), []byte(key))
     fmt.Println(string(encrypted))
 }
@@ -271,7 +271,7 @@ func main() {
     data := "hello world"
     key := "abcdefghijklmnop"
     encrypted := cryptor.AesCfbEncrypt([]byte(data), []byte(key))
-	decrypted := cryptor.AesCfbDecrypt(encrypted, []byte(key))
+    decrypted := cryptor.AesCfbDecrypt(encrypted, []byte(key))
     fmt.Println(string(decrypted)) //hello world
 }
 ```
@@ -300,7 +300,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesOfbEncrypt([]byte(data), []byte(key))
     fmt.Println(string(encrypted))
 }
@@ -330,9 +330,9 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesOfbEncrypt([]byte(data), []byte(key))
-	decrypted := cryptor.AesOfbDecrypt(encrypted, []byte(key))
+    decrypted := cryptor.AesOfbDecrypt(encrypted, []byte(key))
     
     fmt.Println(string(decrypted)) //hello world
 }
@@ -360,7 +360,7 @@ import (
 )
 
 func main() {
-  	base64Str := cryptor.Base64StdEncode("hello world")
+    base64Str := cryptor.Base64StdEncode("hello world")
     fmt.Println(base64Str) //aGVsbG8gd29ybGQ=
 }
 ```
@@ -417,7 +417,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesEcbEncrypt([]byte(data), []byte(key))
 
     fmt.Println(string(encrypted))
@@ -448,9 +448,9 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesEcbEncrypt([]byte(data), []byt(key)
-	decrypted := cryptor.DesEcbDecrypt(encrypted, []byte(key))
+    decrypted := cryptor.DesEcbDecrypt(encrypted, []byte(key))
   
     fmt.Println(string(decrypted)) //hello world
 }
@@ -480,7 +480,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesCbcEncrypt([]byte(data), []byt(key)
 
     fmt.Println(string(encrypted))
@@ -511,7 +511,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesCbcEncrypt([]byte(data), []byt(key)
 	decrypted := cryptor.DesCbcDecrypt(encrypted, []byte(key))
     
@@ -543,7 +543,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesCtrCrypt([]byte(data), []byte(key))
     decrypted := cryptor.DesCtrCrypt(encrypted, []byte(key))
 
@@ -575,7 +575,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesCfbEncrypt([]byte(data), []byt(key)
     fmt.Println(string(encrypted))
 }
@@ -605,9 +605,9 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesCfbEncrypt([]byte(data), []byt(key)
-	decrypted := cryptor.DesCfbDecrypt(encrypted, []byte(key))
+    decrypted := cryptor.DesCfbDecrypt(encrypted, []byte(key))
     fmt.Println(string(decrypted)) //hello world
 }
 ```
@@ -636,7 +636,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesOfbEncrypt([]byte(data), []byte(key))
     fmt.Println(string(encrypted))
 }
@@ -666,9 +666,9 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesOfbEncrypt([]byte(data), []byte(key))
-	decrypted := cryptor.DesOfbDecrypt(encrypted, []byte(key))
+    decrypted := cryptor.DesOfbDecrypt(encrypted, []byte(key))
     
     fmt.Println(string(decrypted)) //hello world
 }
@@ -725,8 +725,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.HmacSha1("hello world", "12345"))
-  	fmt.Println(s) //3826f812255d8683f051ee97346d1359234d5dbd
+    s := cryptor.HmacSha1("hello world", "12345"))
+    fmt.Println(s) //3826f812255d8683f051ee97346d1359234d5dbd
 }
 ```
 
@@ -753,8 +753,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.HmacSha256("hello world", "12345"))
-  	fmt.Println(s) //9dce2609f2d67d41f74c7f9efc8ccd44370d41ad2de52982627588dfe7289ab8
+    s := cryptor.HmacSha256("hello world", "12345"))
+    fmt.Println(s) //9dce2609f2d67d41f74c7f9efc8ccd44370d41ad2de52982627588dfe7289ab8
 }
 ```
 
@@ -781,8 +781,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.HmacSha512("hello world", "12345"))
-  	fmt.Println(s) 
+    s := cryptor.HmacSha512("hello world", "12345"))
+    fmt.Println(s) 
  //5b1563ac4e9b49c9ada8ccb232588fc4f0c30fd12f756b3a0b95af4985c236ca60925253bae10ce2c6bf9af1c1679b51e5395ff3d2826c0a2c7c0d72225d4175
 }
 ```
@@ -810,8 +810,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.Md5String("hello"))
-  	fmt.Println(s) //5d41402abc4b2a76b9719d911017c592
+    s := cryptor.Md5String("hello"))
+    fmt.Println(s) //5d41402abc4b2a76b9719d911017c592
 }
 ```
 
@@ -838,8 +838,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.Md5File("./main.go"))
-  	fmt.Println(s)
+    s := cryptor.Md5File("./main.go"))
+    fmt.Println(s)
 }
 ```
 
@@ -866,8 +866,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.Sha1("hello world"))
-  	fmt.Println(s) //2aae6c35c94fcfb415dbe95f408b9ce91ee846ed
+    s := cryptor.Sha1("hello world"))
+    fmt.Println(s) //2aae6c35c94fcfb415dbe95f408b9ce91ee846ed
 }
 ```
 
@@ -894,8 +894,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.Sha256("hello world"))
-  	fmt.Println(s) //b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9
+    s := cryptor.Sha256("hello world"))
+    fmt.Println(s) //b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9
 }
 ```
 
@@ -922,7 +922,7 @@ import (
 )
 
 func main() {
-  	s := cryptor.Sha512("hello world"))
+    s := cryptor.Sha512("hello world"))
     fmt.Println(s) //309ecc489c12d6eb4cc40f50c902f2b4d0ed77ee511a7c7a9bcd3ca86d4cd86f989dd35bc5ff499670da34255b45b0cfd830e81f605dcf7dc5542e93ae9cd76f
 }
 ```
@@ -950,10 +950,10 @@ import (
 )
 
 func main() {
-  	err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
+    err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
     if err != nil {
         fmt.Println(err)
-  	}
+    }
 }
 ```
 
@@ -980,14 +980,14 @@ import (
 )
 
 func main() {
-  	err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
+    err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
     if err != nil {
         fmt.Println(err)
     }
   	
     data := []byte("hello world")
-	encrypted := cryptor.RsaEncrypt(data, "rsa_public.pem")
-	decrypted := cryptor.RsaDecrypt(encrypted, "rsa_private.pem")
+    encrypted := cryptor.RsaEncrypt(data, "rsa_public.pem")
+    decrypted := cryptor.RsaDecrypt(encrypted, "rsa_private.pem")
   	
     fmt.Println(string(decrypted)) //hello world
 }
@@ -1016,14 +1016,14 @@ import (
 )
 
 func main() {
-  	err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
+    err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
     if err != nil {
         fmt.Println(err)
-  	}
+    }
   	
     data := []byte("hello world")
-	encrypted := cryptor.RsaEncrypt(data, "rsa_public.pem")
-	decrypted := cryptor.RsaDecrypt(encrypted, "rsa_private.pem")
+    encrypted := cryptor.RsaEncrypt(data, "rsa_public.pem")
+    decrypted := cryptor.RsaDecrypt(encrypted, "rsa_private.pem")
   	
     fmt.Println(string(decrypted)) //hello world
 }

docs/cryptor_zh-CN.md

@@ -85,7 +85,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesEcbEncrypt([]byte(data), []byte(key))
 
     fmt.Println(string(encrypted))
@@ -115,9 +115,9 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesEcbEncrypt([]byte(data), []byte(key))
-		decrypted := cryptor.AesEcbDecrypt(encrypted, []byte(key))
+    decrypted := cryptor.AesEcbDecrypt(encrypted, []byte(key))
     fmt.Println(string(decrypted)) //hello world
 }
 ```
@@ -145,7 +145,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesCbcEncrypt([]byte(data), []byte(key))
 
     fmt.Println(string(encrypted))
@@ -176,9 +176,9 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesCbcEncrypt([]byte(data), []byte(key))
-		decrypted := cryptor.AesCbcDecrypt(encrypted, []byte(key))
+    decrypted := cryptor.AesCbcDecrypt(encrypted, []byte(key))
     
     fmt.Println(string(decrypted)) //hello world
 }
@@ -208,7 +208,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesCtrCrypt([]byte(data), []byte(key))
     decrypted := cryptor.AesCtrCrypt(encrypted, []byte(key))
 
@@ -240,7 +240,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesCfbEncrypt([]byte(data), []byte(key))
     fmt.Println(string(encrypted))
 }
@@ -270,9 +270,9 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesCfbEncrypt([]byte(data), []byte(key))
-		decrypted := cryptor.AesCfbDecrypt(encrypted, []byte(key))
+    decrypted := cryptor.AesCfbDecrypt(encrypted, []byte(key))
     fmt.Println(string(decrypted)) //hello world
 }
 ```
@@ -301,7 +301,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesOfbEncrypt([]byte(data), []byte(key))
     fmt.Println(string(encrypted))
 }
@@ -331,9 +331,9 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefghijklmnop"
+    key := "abcdefghijklmnop"
     encrypted := cryptor.AesOfbEncrypt([]byte(data), []byte(key))
-		decrypted := cryptor.AesOfbDecrypt(encrypted, []byte(key))
+    decrypted := cryptor.AesOfbDecrypt(encrypted, []byte(key))
     fmt.Println(string(decrypted)) //hello world
 }
 ```
@@ -360,7 +360,7 @@ import (
 )
 
 func main() {
-  	base64Str := cryptor.Base64StdEncode("hello world")
+    base64Str := cryptor.Base64StdEncode("hello world")
     fmt.Println(base64Str) //aGVsbG8gd29ybGQ=
 }
 ```
@@ -388,7 +388,7 @@ import (
 )
 
 func main() {
-  	str := cryptor.Base64StdDecode("aGVsbG8gd29ybGQ=")
+    str := cryptor.Base64StdDecode("aGVsbG8gd29ybGQ=")
     fmt.Println(str) //hello world
 }
 ```
@@ -417,7 +417,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesEcbEncrypt([]byte(data), []byte(key))
 
     fmt.Println(string(encrypted))
@@ -448,7 +448,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesEcbEncrypt([]byte(data), []byte(key))
     decrypted := cryptor.DesEcbDecrypt(encrypted, []byte(key))
   
@@ -480,7 +480,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesCbcEncrypt([]byte(data), []byte(key))
 
     fmt.Println(string(encrypted))
@@ -511,7 +511,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesCbcEncrypt([]byte(data), []byte(key))
     decrypted := cryptor.DesCbcDecrypt(encrypted, []byte(key))
     
@@ -543,7 +543,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesCtrCrypt([]byte(data), []byte(key))
     decrypted := cryptor.DesCtrCrypt(encrypted, []byte(key))
 
@@ -575,7 +575,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesCfbEncrypt([]byte(data), []byte(key))
     fmt.Println(string(encrypted))
 }
@@ -605,7 +605,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesCfbEncrypt([]byte(data), []byte(key))
     decrypted := cryptor.DesCfbDecrypt(encrypted, []byte(key))
     fmt.Println(string(decrypted)) //hello world
@@ -636,7 +636,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesOfbEncrypt([]byte(data), []byte(key))
     fmt.Println(string(encrypted))
 }
@@ -666,7 +666,7 @@ import (
 
 func main() {
     data := "hello world"
-  	key := "abcdefgh"
+    key := "abcdefgh"
     encrypted := cryptor.DesOfbEncrypt([]byte(data), []byte(key))
     decrypted := cryptor.DesOfbDecrypt(encrypted, []byte(key))
     fmt.Println(string(decrypted)) //hello world
@@ -696,8 +696,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.HmacMd5("hello world", "12345"))
-  	fmt.Println(s) //5f4c9faaff0a1ad3007d9ddc06abe36d
+    s := cryptor.HmacMd5("hello world", "12345"))
+    fmt.Println(s) //5f4c9faaff0a1ad3007d9ddc06abe36d
 }
 ```
 
@@ -724,8 +724,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.HmacSha1("hello world", "12345"))
-  	fmt.Println(s) //3826f812255d8683f051ee97346d1359234d5dbd
+    s := cryptor.HmacSha1("hello world", "12345"))
+    fmt.Println(s) //3826f812255d8683f051ee97346d1359234d5dbd
 }
 ```
 
@@ -752,8 +752,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.HmacSha256("hello world", "12345"))
-  	fmt.Println(s) //9dce2609f2d67d41f74c7f9efc8ccd44370d41ad2de52982627588dfe7289ab8
+    s := cryptor.HmacSha256("hello world", "12345"))
+    fmt.Println(s) //9dce2609f2d67d41f74c7f9efc8ccd44370d41ad2de52982627588dfe7289ab8
 }
 ```
 
@@ -780,8 +780,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.HmacSha512("hello world", "12345"))
-  	fmt.Println(s) 
+    s := cryptor.HmacSha512("hello world", "12345"))
+    fmt.Println(s) 
  //5b1563ac4e9b49c9ada8ccb232588fc4f0c30fd12f756b3a0b95af4985c236ca60925253bae10ce2c6bf9af1c1679b51e5395ff3d2826c0a2c7c0d72225d4175
 }
 ```
@@ -809,8 +809,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.Md5String("hello"))
-  	fmt.Println(s) //5d41402abc4b2a76b9719d911017c592
+    s := cryptor.Md5String("hello"))
+    fmt.Println(s) //5d41402abc4b2a76b9719d911017c592
 }
 ```
 
@@ -837,8 +837,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.Md5File("./main.go"))
-  	fmt.Println(s)
+    s := cryptor.Md5File("./main.go"))
+    fmt.Println(s)
 }
 ```
 
@@ -865,8 +865,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.Sha1("hello world"))
-  	fmt.Println(s) //2aae6c35c94fcfb415dbe95f408b9ce91ee846ed
+    s := cryptor.Sha1("hello world"))
+    fmt.Println(s) //2aae6c35c94fcfb415dbe95f408b9ce91ee846ed
 }
 ```
 
@@ -893,8 +893,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.Sha256("hello world"))
-  	fmt.Println(s) //b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9
+    s := cryptor.Sha256("hello world"))
+    fmt.Println(s) //b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9
 }
 ```
 
@@ -921,8 +921,8 @@ import (
 )
 
 func main() {
-  	s := cryptor.Sha512("hello world"))
-  	fmt.Println(s) //309ecc489c12d6eb4cc40f50c902f2b4d0ed77ee511a7c7a9bcd3ca86d4cd86f989dd35bc5ff499670da34255b45b0cfd830e81f605dcf7dc5542e93ae9cd76f
+    s := cryptor.Sha512("hello world"))
+    fmt.Println(s) //309ecc489c12d6eb4cc40f50c902f2b4d0ed77ee511a7c7a9bcd3ca86d4cd86f989dd35bc5ff499670da34255b45b0cfd830e81f605dcf7dc5542e93ae9cd76f
 }
 ```
 
@@ -949,10 +949,10 @@ import (
 )
 
 func main() {
-  	err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
-  	if err != nil {
-      fmt.Println(err)
-  	}
+    err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
+    if err != nil {
+        fmt.Println(err)
+    }
 }
 ```
 
@@ -979,11 +979,11 @@ import (
 )
 
 func main() {
-  	err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
-  	if err != nil {
-      fmt.Println(err)
-  	}
-  	data := []byte("hello world")
+    err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
+    if err != nil {
+        fmt.Println(err)
+    }
+    data := []byte("hello world")
     encrypted := cryptor.RsaEncrypt(data, "rsa_public.pem")
     decrypted := cryptor.RsaDecrypt(encrypted, "rsa_private.pem")
   	fmt.Println(string(decrypted)) //hello world
@@ -1013,11 +1013,11 @@ import (
 )
 
 func main() {
-  	err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
-  	if err != nil {
-      fmt.Println(err)
-  	}
-  	data := []byte("hello world")
+    err := cryptor.GenerateRsaKey(4096, "rsa_private.pem", "rsa_public.pem")
+    if err != nil {
+        fmt.Println(err)
+    }
+    data := []byte("hello world")
     encrypted := cryptor.RsaEncrypt(data, "rsa_public.pem")
     decrypted := cryptor.RsaDecrypt(encrypted, "rsa_private.pem")
   	fmt.Println(string(decrypted)) //hello world

docs/datetime.md

@@ -712,7 +712,7 @@ func main() {
 
 ```go
 type theTime struct {
-	unix int64
+    unix int64
 }
 func NewUnix(unix int64) *theTime
 ```
@@ -741,7 +741,7 @@ func main() {
 
 ```go
 type theTime struct {
-	unix int64
+    unix int64
 }
 func NewFormat(t string) (*theTime, error)
 ```
@@ -771,7 +771,7 @@ func main() {
 
 ```go
 type theTime struct {
-	unix int64
+    unix int64
 }
 func NewISO8601(iso8601 string) (*theTime, error)
 ```

docs/datetime_zh-CN.md

@@ -680,7 +680,7 @@ func main() {
 
 ```go
 type theTime struct {
-	unix int64
+    unix int64
 }
 func NewUnixNow() *theTime
 ```
@@ -708,7 +708,7 @@ func main() {
 
 ```go
 type theTime struct {
-	unix int64
+    unix int64
 }
 func NewUnix(unix int64) *theTime
 ```
@@ -737,7 +737,7 @@ func main() {
 
 ```go
 type theTime struct {
-	unix int64
+    unix int64
 }
 func NewFormat(t string) (*theTime, error)
 ```
@@ -767,7 +767,7 @@ func main() {
 
 ```go
 type theTime struct {
-	unix int64
+    unix int64
 }
 func NewISO8601(iso8601 string) (*theTime, error)
 ```

docs/fileutil.md

@@ -140,9 +140,9 @@ import (
 
 func main() {
     err := fileutil.CopyFile("./test.txt", "./test_copy.txt")
-	if err != nil {
-		fmt.Println(err)
-	}
+    if err != nil {
+        fmt.Println(err)
+    }
 }
 ```
 
@@ -168,9 +168,9 @@ import (
 
 func main() {
     mode, err := fileutil.FileMode("./test.txt")
-	if err != nil {
-		fmt.Println(err)
-	}
+    if err != nil {
+        fmt.Println(err)
+    }
     fmt.Println(mode)
 }
 ```
@@ -338,8 +338,8 @@ import (
 func main() {
     err := fileutil.RemoveFile("./test.txt")
     if err != nil {
-		fmt.Println(err)
-	}
+        fmt.Println(err)
+    }
 }
 ```
 
@@ -365,12 +365,12 @@ import (
 
 func main() {
     path := "./test.txt"
-	fileutil.CreateFile(path)
+    fileutil.CreateFile(path)
 
-	f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
-	f.WriteString("hello world")
+    f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
+    f.WriteString("hello world")
 
-	content, _ := fileutil.ReadFileToString(path)
+    content, _ := fileutil.ReadFileToString(path)
     fmt.Println(content) //hello world
 }
 ```
@@ -398,13 +398,13 @@ import (
 
 func main() {
     path := "./text.txt"
-	fileutil.CreateFile(path)
+    fileutil.CreateFile(path)
 
-	f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
-	defer f.Close()
-	f.WriteString("hello\nworld")
+    f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
+    defer f.Close()
+    f.WriteString("hello\nworld")
 
-	contents, _ := fileutil.ReadFileByLine(path)
+    contents, _ := fileutil.ReadFileByLine(path)
     fmt.Println(contents) //[]string{"hello", "world"}
 }
 ```
@@ -430,7 +430,7 @@ import (
 )
 
 func main() {
-	err := fileutil.Zip("./test.txt", "./test.zip")
+    err := fileutil.Zip("./test.txt", "./test.zip")
     if err != nil {
         fmt.Println(err)
     }
@@ -459,7 +459,7 @@ import (
 )
 
 func main() {
-	err := fileutil.Zip("./test.zip", "./unzip/test.txt")
+    err := fileutil.Zip("./test.zip", "./unzip/test.txt")
     if err != nil {
         fmt.Println(err)
     }

docs/fileutil_zh-CN.md

@@ -139,9 +139,9 @@ import (
 
 func main() {
     err := fileutil.CopyFile("./test.txt", "./test_copy.txt")
-	if err != nil {
-		fmt.Println(err)
-	}
+    if err != nil {
+        fmt.Println(err)
+    }
 }
 ```
 
@@ -167,9 +167,9 @@ import (
 
 func main() {
     mode, err := fileutil.FileMode("./test.txt")
-	if err != nil {
-		fmt.Println(err)
-	}
+    if err != nil {
+        fmt.Println(err)
+    }
     fmt.Println(mode)
 }
 ```
@@ -337,8 +337,8 @@ import (
 func main() {
     err := fileutil.RemoveFile("./test.txt")
     if err != nil {
-		fmt.Println(err)
-	}
+        fmt.Println(err)
+    }
 }
 ```
 
@@ -364,12 +364,12 @@ import (
 
 func main() {
     path := "./test.txt"
-	fileutil.CreateFile(path)
+    fileutil.CreateFile(path)
 
-	f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
-	f.WriteString("hello world")
+    f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
+    f.WriteString("hello world")
 
-	content, _ := fileutil.ReadFileToString(path)
+    content, _ := fileutil.ReadFileToString(path)
     fmt.Println(content) //hello world
 }
 ```
@@ -397,13 +397,13 @@ import (
 
 func main() {
     path := "./text.txt"
-	fileutil.CreateFile(path)
+    fileutil.CreateFile(path)
 
-	f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
-	defer f.Close()
-	f.WriteString("hello\nworld")
+    f, _ := os.OpenFile(path, os.O_WRONLY|os.O_TRUNC, 0777)
+    defer f.Close()
+    f.WriteString("hello\nworld")
 
-	contents, _ := fileutil.ReadFileByLine(path)
+    contents, _ := fileutil.ReadFileByLine(path)
     fmt.Println(contents) //[]string{"hello", "world"}
 }
 ```
@@ -429,7 +429,7 @@ import (
 )
 
 func main() {
-	err := fileutil.Zip("./test.txt", "./test.zip")
+    err := fileutil.Zip("./test.txt", "./test.zip")
     if err != nil {
         fmt.Println(err)
     }
@@ -458,7 +458,7 @@ import (
 )
 
 func main() {
-	err := fileutil.Zip("./test.zip", "./unzip/test.txt")
+    err := fileutil.Zip("./test.zip", "./unzip/test.txt")
     if err != nil {
         fmt.Println(err)
     }