Run results for: lodash.intersection vs Vanilla JS

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36

Browser: Chrome 119

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

vanilla js

67.9M/s

lodash

5.9M/s

View exact numbers

Test name	Executions per second
✓ vanilla js	67,946,088 Ops/sec
lodash	5,926,945 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Tests:

lodash
const a = [2, 1]; const b = [2, 3]; const result = _.intersection(a, b);
vanilla js
const a = [2, 1]; const b = [2, 3]; const intersection = (arr, ...args) => arr.filter(item => args.every(arr => arr.includes(item))) const result = intersection(a, b);