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Run results for:
for vs foreach vs for..in vs for..of (Fixed)
Compare loop performance
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=622490" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36 Edg/143.0.0.0
Browser:
Chrome 143
Operating system:
Windows
Device Platform:
Desktop
Date tested:
4 months ago
Test name
Executions per second
for
9600012.0 Ops/sec
foreach
10703602.0 Ops/sec
for in
8350075.0 Ops/sec
for..of
38247720.0 Ops/sec
Script Preparation code:
var array = new Array(100);
Tests:
for
for (let i = 0, len = array.length; i < len; i++) { array[i]; }
foreach
array.forEach(function(i) { i; });
for in
for (let i in array) { array[i]; }
for..of
for (let i of array) { i; }