soiqualang/JavaScript decode base64.md

Created December 14, 2020 09:30

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JavaScript decode base64

Raw

// Define the string
var string = 'Hello World!';

// Encode the String
var encodedString = btoa(string);
console.log(encodedString); // Outputs: "SGVsbG8gV29ybGQh"

// Decode the String
var decodedString = atob(encodedString);
console.log(decodedString); // Outputs: "Hello World!"

//---------------
var encodedString='IyBwb3N0Z3Jlc3FsX3Rvb2wKcG9zdGdyZXNxbF90b29sCgpodHRwOi8vYXBw\ncy5kb3RoYW5obG9uZy5vcmcvcG9zdGdyZXNxbF90b29sLwo';
var decodedString = atob(encodedString);
console.log(decodedString);