Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.99 Safari/537.36
Chrome 97
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
Lodash deep clone 686630.4 Ops/sec
Spread 5969048.5 Ops/sec
HTML Preparation code:
x
 
1
2
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
Script Preparation code:
 
window.obj = { foo: 'some string', bar: 'another', subObj: { hey: 'you', what: 'are you doing' } }
Tests:
  • Lodash deep clone

     
    const objClone = _.cloneDeep(window.obj);
  • Spread

     
    const objClone = {...window.obj};