encode-or-decode-a-base64-string.md

Encode Or Decode A Base64 String

Category: JavaScript

Assume a string:

const phrase = "Pack my box with six dozen jugs";

Convert to base64:

let encodedString = btoa(phrase);
console.log(encodedString); // Output = UGFjayBteSBib3ggd2l0aCBzaXggZG96ZW4ganVncw==

Convert from base64:

let decodedString = atob(encodedString);
console.log(decodedString); // Output = Pack my box with six dozen jugs