Run results for: filter(_ => _) vs filter(Boolean)

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36

Browser: Chrome 120

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 years ago

filter(_ => _)

21.8M/s

filter(Boolean)

7.4M/s

View exact numbers

Test name	Executions per second
✓ filter(_ => _)	21,818,178 Ops/sec
filter(Boolean)	7,399,739 Ops/sec

HTML Preparation code:

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.min.js"></script>

Script Preparation code:

var elements = [0, 1, false, 2, '', 3];

Tests: