jQuery addClass example

Change class name on click in jQuery

by skwjdgn

HTML

<script src='//rawgit.com/eu81273/jsfiddle-console/master/console.js'></script>

JavaScript

const original = {
  a: {
    b: 2
  }
};
let copy = Object.assign({}, original);
copy.a.b = 100;
console.log(original.a.b); //expected: 2 but actual: 100