Run results for: underscore _.uniq vs [...new Set()]

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36

Browser: Chrome 134

Operating system: Linux

Device Platform: Desktop

Date tested: one year ago

_.uniq(arr);

1K/s

[...new Set(arr)]

1K/s

View exact numbers

Test name	Executions per second
✓ _.uniq(arr);	1,347 Ops/sec
[...new Set(arr)]	1,018 Ops/sec

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.13.7/underscore-min.js'></script>

Script Preparation code:


const arr = new Array(100_000).fill(1).fill(2, 50_000)

Tests: