str.go

@@ -3,10 +3,7 @@
 package str
 
 import (
-	"encoding/json"
-	"fmt"
 	"math/rand"
-	"os"
 	"strings"
 	"time"
 )
@@ -17,10 +14,7 @@ const (
 )
 
 // get random number string with length.
-var GetRandomString = GetRandomNumString
+func GetRandomString(l int) string {
-
-// get random number string with length.
-func GetRandomNumString(l int) string {
 	str := NUMBERSTRING
 	bytes := []byte(str)
 	result := []byte{}
@@ -43,7 +37,7 @@ func GetRandomCharString(l int) string {
 	return string(result)
 }
 
-// skip
+//skip
 func Skip(s string, sep string, n int) string {
 	seplen := len(sep)
 	if seplen == 0 || n < 0 {
@@ -95,42 +89,14 @@ func MapsKeysString(imap interface{}) string {
 	return strings.Join(keys, ",")
 }
 
-// string json to string map to string
+//// CHARSTRING   string = "" //will initialize by init function
-func JsonstrToStrMap(jsonstr string) (m map[string]string) {
+//// func init() {
-	err := json.Unmarshal([]byte(jsonstr), &m)
+//// 	NUMBERSTRING = "0123456789"
-	if err != nil {
+//// 	CHARSTRING = NUMBERSTRING
-		panic(fmt.Sprintf("Jsonstr[%s] To MapString failed:%s", jsonstr, err.Error()))
+//// 	for i := 'a'; i <= 'z'; i++ {
-	}
+//// 		CHARSTRING = CHARSTRING + string(i)
-	return m
+//// 	}
-}
+//// 	for i := 'A'; i <= 'Z'; i++ {
-
+//// 		CHARSTRING = CHARSTRING + string(i)
-// string to string map to string
+//// 	}
-//
+//// }
-//	example: "K1:V1;K2:V2"
-//	      => {K1:V1, K2:V2}
-func StringToStrMap(str string, sep1, sep2 string) (m map[string]string) {
-	m = map[string]string{}
-	for _, kvstr := range strings.Split(str, sep1) {
-		if kv := strings.SplitN(kvstr, sep2, 2); len(kv) == 2 {
-			m[kv[0]] = kv[1]
-		}
-	}
-	return m
-}
-
-// get os env with default
-func GetEnvDefault(key, defval string) string {
-	if val, ok := os.LookupEnv(key); ok {
-		return val
-	} else {
-		return defval
-	}
-}
-
-// fix hex string to no 0x prefix
-func FixToNo0x(hexstr string) string {
-	if strings.HasPrefix(hexstr, "0x") {
-		return hexstr[2:]
-	}
-	return hexstr
-}