utils

func ByteToString ¶

func ByteToString(b []byte) string

func GeneratePassword ¶

func GeneratePassword(length int, containChars string) string

GeneratePassword containChars : "lowercase|uppercase|numbers|hyphen|underline|space|specials|brackets|no_similar"

func GetAvailablePort ¶

func GetAvailablePort() int

GetAvailablePort returns a port at random

func GetLocalIP4 ¶

func GetLocalIP4() (ip string)

GetLocalIP4 gets local ip address.

func IsIPv4 ¶

func IsIPv4(host string) bool

func IsUrl ¶

func IsUrl(text string) bool

func SliceDiff ¶

func SliceDiff(s1, s2 []string) []string

func StringToByte ¶

func StringToByte(s string) (b []byte)