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Run results for:
forEach vs reduce
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=628646" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:150.0) Gecko/20100101 Firefox/150.0
Browser:
Firefox 150
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
one month ago
Test name
Executions per second
forEach
643286.6 Ops/sec
reduce
288903.3 Ops/sec
reduce spread
80391.5 Ops/sec
Script Preparation code:
var a = Array.from({length:100},()=>Math.random()); var b = [];
Tests:
forEach
a.forEach(e=>{if (e>0.5) b.push(e)});
reduce
b = a.reduce((a,c)=>c>0.5?a.concat(c):a,[])
reduce spread
b = a.reduce((a,c)=>c>0.5?[...a,c]:a,[])