The way of replacing an object not editing with ES6

replaceNotEdit.js

/*
 * Declare Object
 */
let profile = {
  name: 'yunmi',
  age: '26',
  nickname: 'pinky'
};

/*
 * Change Object
 */
profile.name = 'yunmi kim';

/*
 * Replace Object
 */
profile = {
  ...profile,
  name: 'yunmi kim'
};