Function GetRandomString

common/str.go:18–25

(length int)

}

func GetRandomString(length int) string {
	//rand.Seed(time.Now().UnixNano())
	key := make([]byte, length)
	for i := 0; i < length; i++ {
		key[i] = keyChars[rand.Intn(len(keyChars))]
	}
	return string(key)
}

func MapToJsonStr(m map[string]interface{}) string {
	bytes, err := json.Marshal(m)