HTML Preparation code:
AخA
 
1
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
Script Preparation code:
x
 
var MyObject = {
  description: 'Creates a deep copy of source, which should be an object or an array.',
  myNumber: 123456789,
  myBoolean: true,
  jayson: {
    stringify: 'JSON.stringify() method converts a JavaScript value to a JSON string....',
    parse: 'JSON.parse() method parses a JSON string...'
  }
};
const kitchenSink = {
  set: new Set([1, 3, 3]),
  map: new Map([[1, 2]]),
  regex: /foo/,
  error: new Error('Hello!')
}
MyObject.kitchen = kitchenSink;
var myCopy = null;
Tests:
  • Lodash cloneDeep

     
    myCopy = _.cloneDeep(MyObject);
  • Native structuredClone

     
    myCopy = structuredClone(MyObject);
Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

  • Test case name Result
    Lodash cloneDeep
    Native structuredClone

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: one year ago)
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/112.0.0.0 Safari/537.36 Edg/112.0.1722.34
Chrome 112 on Mac OS X 10.15.7
View result in a separate tab
Test name Executions per second
Lodash cloneDeep 275988.7 Ops/sec
Native structuredClone 220294.1 Ops/sec