Question

How to encode and decode string with base64 in Node.js

Answer 1

let str = "node.js";
  
let encode = btoa(str);
console.log(encode); 
  
let decode = atob(encode);
console.log(decode); 
  

    
      
      
/*
run:
  
bm9kZS5qcw==
node.js
      
*/

 

70+ SQL courses for beginners and professionals

Answer 2

let str = "node.js";
  
let encode = Buffer.from(str).toString('base64');
console.log(encode); 
  
let decode = Buffer.from(encode, 'base64').toString('ascii');
console.log(decode); 
  

    
      
      
/*
run:
  
bm9kZS5qcw==
node.js
      
*/

 

70+ SQL courses for beginners and professionals