Benchmark: filter vs filter(boolean) vs filter(!!)

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

var data = [{}, {}, {e:1}, {d: 'ed'}, null, {}, {}, {e: {}}, {e: {r: null}}, undefined, {}, null, null, undefined, {f: null}, null];

Tests:

filter
/*When writing async/deferred tests, use `deferred.resolve()` to mark test as done*/ data.filter(item => item !== null)
filter(boolean)
data.filter(Boolean)
filter(!!item)
data.filter(item => !!item)

Rendered benchmark preparation results:

Previous results

Latest run results:

Run details: (Test run date: 6 months ago)

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/26.1 Mobile/15E148 Safari/604.1

Browser/OS: Mobile Safari 26 on iOS 18.7

Related benchmarks:

filter vs filter(boolean) vs filter(!!) (version: 1)