Run results for: Lodash omit vs delete in a

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_5_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.5 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.5.1

Device Platform: Mobile

Date tested: 2 years ago

Delete in a

437.9M/s

Lodash omit in a

3.1M/s

View exact numbers

Test name	Executions per second
✓ Delete in a	437,886,400 Ops/sec
Lodash omit in a	3,053,259 Ops/sec

HTML Preparation code:

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

Tests:

Delete in a
let a = { "name": "john doe", "isNew": true }; if ("isNew" in a) {delete a["isNew"];}
Lodash omit in a
let a = { "name": "john doe", "isNew": true }; _.omit(a, ["isNew"]);