Base64 Encoder/Decoder for Go
Free online base64 encoder/decoder with Go code examples
Working with base64 encoder/decoder in Go? Our free online base64 encoder/decoder helps Go developers format, validate, and process data instantly. Below you will find Go code examples using encoding/base64 (built-in) so you can achieve the same result programmatically in your own projects.
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Open Base64 Encoder/DecoderGo Code Example
package main
import (
"encoding/base64"
"fmt"
)
func main() {
// Encode
encoded := base64.StdEncoding.EncodeToString([]byte("Hello, World!"))
fmt.Println(encoded)
// Decode
decoded, _ := base64.StdEncoding.DecodeString(encoded)
fmt.Println(string(decoded))
}Quick Setup
Library: encoding/base64 (built-in)
// Built-in package — no installation neededGo Tips & Best Practices
- Use base64.URLEncoding for URL-safe Base64
- base64.RawStdEncoding omits padding characters
- Always handle the error return from DecodeString