How to convert string to hex string in Golang

  • 26 June 2020
  • ADM


How to convert string to hex string in Golang - images/logos/golang.jpg


Here is a simple snippet of how to convert a string into a hex string using Golang. If you need help how to install Golang check the references links.


To convert a string into hex, use the EncodeToString method from encoding/hex package.

package main

import (

func main() {
	str := "Hello from"
	hx := hex.EncodeToString([]byte(str))
	fmt.Println("String to Hex Golang example")
	fmt.Println(str + " ==> " + hx)


To compile the code navigate to the file location and run the following command.

$ go build stringToHexString.go

Then depending on if you are on Linux or Windows the binary file is created.

To run the application execute the command.


$ ./stringToHexString


c:\Users\adm\go\tutorials> stringToHexString.exe

If you want to compile and run the application in one single step run the following command:

go run stringToHexString.go


Will display the following output.

String to Hex Golang example

Hello from ==> 48656c6c6f2066726f6d2041444d466163746f72792e636f6d