Run results for: Lodash cloneDeep vs JSON.parse(JSON.stringify())

Run details:

User agent: Mozilla/5.0 (Linux; Android 12; SM-N985F) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.97 Mobile Safari/537.36 OPR/71.3.3718.67322

Browser: Opera Mobile 71

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
Lodash cloneDeep	343204.0 Ops/sec
Native structuredClone	80068.4 Ops/sec
JSON.parse(JSON.stringify())	203219.9 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var originalObject = {
  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...'
  }
};

var copiedObject = null;

Tests:

Lodash cloneDeep
copiedObject = _.cloneDeep(originalObject);
Native structuredClone
copiedObject = structuredClone(originalObject);
JSON.parse(JSON.stringify())
copiedObject = JSON.parse(JSON.stringify(originalObject));

Run results for: Lodash cloneDeep vs JSON.parse(JSON.stringify())

Lodash cloneDeep

Native structuredClone

JSON.parse(JSON.stringify())