Run results for: Double filter vs reduce

Run details:

User agent: Mozilla/5.0 (Android 13; Mobile; rv:108.0) Gecko/108.0 Firefox/108.0

Browser: Firefox Mobile 108

Operating system: Android

Device Platform: Mobile

Date tested: one year ago

Test name	Executions per second
Filters	167983.7 Ops/sec
Reduce	7418.1 Ops/sec

Script Preparation code:

var data = Array.from(Array(200)).map(() => Math.random());

Tests:

Filters
var firstFilter = data.filter(e => e < 0.5); var secondFilter = data.filter(e => e >= 0.5);
Reduce
var [firstReduce, secondReduce] = data.reduce(([a,b], e) => { if (e < 0.5) { return [[...a, e], b]; } else { return [a, [...b, e]] } }, [[], []])