Essential Go / hex, base64 encoding
12345678910111213141516171819202122
package main
import (
"bytes"
"encoding/base64"
"fmt"
"log"
)
func main() {
d := []byte{0x01, 0xff, 0x3a, 0xcd}
s := base64.URLEncoding.EncodeToString(d)
fmt.Printf("base64: %s\n", s)
d2, err := base64.URLEncoding.DecodeString(s)
if err != nil {
log.Fatalf("hex.DecodeString() failed with '%s'\n", err)
}
if !bytes.Equal(d, d2) {
log.Fatalf("decoded version is different than original")
}
}
Go
INFO