Run results for: Lodash CloneDeep vs Immer Produce

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 YaBrowser/24.1.8.486.10 SA/3 Mobile/15E148 Safari/604.1

Browser: Yandex Browser 24

Operating system: iOS 17.3

Device Platform: Mobile

Date tested: 2 years ago

CloneDeep

1.3M/s

Produce

563K/s

View exact numbers

Test name	Executions per second
✓ CloneDeep	1,334,652 Ops/sec
Produce	563,063 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/immer@3.1.3/dist/immer.umd.min.js"></script>
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

state =  {
    data: {
      data1: {
        data2: 'test'
      }
    }
  };

Tests:

Produce
const result = immer.produce(state, draft => { draft.data.data1.data2 = 'updated' })
CloneDeep
const result = _.cloneDeep(state); result.data.data1.data2 = 'updated';