Run results for: structuredClone test boop

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/537.36

Browser: Chrome 139

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 10 months ago

factory function

7.8M/s

Lodash cloneDeep

541K/s

structuredClone

492K/s

View exact numbers

Test name	Executions per second
✓ factory function	7,789,628 Ops/sec
Lodash cloneDeep	540,987 Ops/sec
structuredClone	492,046 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 testArray = [{
  description: 'Random description.',
  testNumber: 123456789,
  testBoolean: true,
  testObject: {
    testString: 'test string',
    testNumber: 12345
  },
  testArray: [{
    myName: 'test name',
    myNumber: 123245
  }]
},{
  description: 'Random description.',
  testNumber: 123456789,
  testBoolean: true,
  testObject: {
    testString: 'test string',
    testNumber: 12345
  },
  testArray: [{
    myName: 'test name',
    myNumber: 123245
  }]
}];

var testCopy = null;

var factory = function() {
   return [{
    description: 'Random description.',
    testNumber: 123456789,
    testBoolean: true,
    testObject: {
      testString: 'test string',
      testNumber: 12345
    },
    testArray: [{
      myName: 'test name',
      myNumber: 123245
    }]
  },{
    description: 'Random description.',
    testNumber: 123456789,
    testBoolean: true,
    testObject: {
      testString: 'test string',
      testNumber: 12345
    },
    testArray: [{
      myName: 'test name',
      myNumber: 123245
    }]
  }]
};

Tests:

Lodash cloneDeep
testCopy = _.cloneDeep(testArray);
structuredClone
testCopy = structuredClone(testArray);
factory function
testCopy = factory();

Run results for: structuredClone test boop

compare array copy/clone methods sdfewfe

Lodash cloneDeep

structuredClone

factory function