TextEncoder and TextDecoder

encoder-decoder.js

'use strict';

const {
  TextEncoder,
  TextDecoder
} = require('util');

let original = 'this is some data';
const encoder = new TextEncoder();
const uint8array = encoder.encode(original);
console.log('uint8array', uint8array);

const decoder = new TextDecoder('utf-8');
let string = '';
string += decoder.decode(uint8array, {stream: true});
string += decoder.decode();
console.log('string', string);