Run results for: Ramda vs Lodash CloneDeep vs Immer Produce with heavy load

Run details:

User agent: Mozilla/5.0 (iPad; CPU OS 17_7_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) EdgiOS/131.0.2903.145 Version/17.0 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.7.2

Device Platform: Tablet

Date tested: one year ago

Produce

386K/s

CloneDeep

4K/s

Ramda

4K/s

View exact numbers

Test name	Executions per second
✓ Produce	385,940 Ops/sec
CloneDeep	4,237 Ops/sec
Ramda	4,158 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 src="//cdnjs.cloudflare.com/ajax/libs/ramda/0.25.0/ramda.min.js"></script>

Script Preparation code:

state =  {
    data: {
      data1: {
        data2: 'test',
      },
      data3: Array.from({length: 1000}).map(() => document.createElement('div'))
    }
  };

Tests:

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