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

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_3_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.3.1 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 18

Operating system: iOS 18.3.2

Device Platform: Mobile

Date tested: 15 days ago

Test name	Executions per second
filter(_ => _)	34047088.0 Ops/sec
filter(Boolean)	39794736.0 Ops/sec
filter(v => v != null)	18760992.0 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>

AخA
 
<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];

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

Tests:

filter(_ => _)
elements.filter(_ => !!_)
elements.filter(_ => !!_)
filter(Boolean)
elements.filter(Boolean)
elements.filter(Boolean)
filter(v => v != null)
elements.filter(v => v != null)
elements.filter(v => v != null)

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

filter(_ => _)

filter(Boolean)

filter(v => v != null)