Run results for: Test Immutable ToJS vs get

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.102 Safari/537.36

Browser: Chrome 85

Operating system: Mac OS X 10.13.6

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
Immutable toJS	347756.0 Ops/sec
Immutable get	405961.5 Ops/sec

HTML Preparation code:

<script type='text/javascript' src='https://cdnjs.cloudflare.com/ajax/libs/immutable/3.8.2/immutable.min.js'></script>

Script Preparation code:

var testObj = {
  item1: '1234',
  item2: '1234',
  item3: '1234',
  item4: '1234',
  item5: '1234',
  item6: '1234',
  item7: '1234',
  item8: '1234',
  item9: '1234',
  item10: '1234',
  item11: '1234',
  item12: '1234',
  item13: '1234',
  item14: '1234',
  item15: '1234',
  item16: '1234',
  item17: '1234',
  item18: '1234',
  item19: '1234',
  item20: '1234',
  item21: '1234',
  item22: '1234',
  item23: '1234',
};

var testImmutable = Immutable.fromJS(testObj);

Tests:

Immutable toJS
var result = testImmutable.toJS();
Immutable get
var testObj = { item1: testImmutable.get('item1'), item2: testImmutable.get('item2'), item3: testImmutable.get('item3'), item4: testImmutable.get('item4'), item5: testImmutable.get('item5'), item6: testImmutable.get('item6'), item7: testImmutable.get('item7'), item8: testImmutable.get('item8'), item9: testImmutable.get('item9'), item10: testImmutable.get('item10'), item11: testImmutable.get('item11'), item12: testImmutable.get('item12'), item13: testImmutable.get('item13'), item14: testImmutable.get('item14'), item15: testImmutable.get('item15'), item16: testImmutable.get('item16'), item17: testImmutable.get('item17'), item18: testImmutable.get('item18'), item19: testImmutable.get('item19'), item20: testImmutable.get('item20'), item21: testImmutable.get('item21'), item22: testImmutable.get('item22'), item23: testImmutable.get('item23'), };

Run results for: Test Immutable ToJS vs get

Immutable toJS

Immutable get