package main

import (
    "fmt"
    "gitee.com/johng/gf/g/encoding/gbase64"
)

func main() {
    s := "john"
    b := gbase64.Encode(s)
    c, e := gbase64.Decode(b)
    fmt.Println(b)
    fmt.Println(c)
    fmt.Println(e)
}