Run results for: lodash uniq vs new Set with spread to array

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Browser: Chrome 126

Operating system: Linux

Device Platform: Desktop

Date tested: 2 years ago

lodash uniq

4.7M/s

new Set with spread

2.3M/s

View exact numbers

Test name	Executions per second
✓ lodash uniq	4,709,912 Ops/sec
new Set with spread	2,339,754 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js" integrity="sha512-WFN04846sdKMIP5LKNphMaWzU7YpMyCU245etK3g/2ARYbPK9Ub18eG+ljU96qKRCWh+quCY7yefSmlkQw1ANQ==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>

Tests:

lodash uniq
const array = [1, 2, 3, 4, 5, 4, 3, 1, 6, 7, 7, 4, 8, 9, 2, 3, 4, 5, 1, 9, 5, 7, 2, 1]; return _.uniq(array);
new Set with spread
const array = [1, 2, 3, 4, 5, 4, 3, 1, 6, 7, 7, 4, 8, 9, 2, 3, 4, 5, 1, 9, 5, 7, 2, 1]; return [...new Set(array)];