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Run results for:
for vs foreach vs some vs for..of
Compare loop performance
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=501575" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Linux; Android 9; RMX1805) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.6099.230 Mobile Safari/537.36 OPR/80.1.4244.77335
Browser:
Opera Mobile 80
Operating system:
Android
Device Platform:
Mobile
Date tested:
2 years ago
some
483K/s
foreach
479K/s
for..of
14K/s
for
9K/s
View exact numbers
Test name
Executions per second
✓
some
482,734 Ops/sec
foreach
479,088 Ops/sec
for..of
14,285 Ops/sec
for
8,780 Ops/sec
Script Preparation code:
var array = new Array(100);
Tests:
for
for (var i = 0; i < array.length; i++) { array[i]; }
foreach
array.forEach(function(i) { array[i]; });
some
array.some(function(i) { array[i]; });
for..of
for (var i of array) { array[i]; }