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Run results for:
for vs foreach vs some
Compare loop performance
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=503312" 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/121.0.0.0 Safari/537.36
Browser:
Chrome 121
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
some
11.4M/s
foreach
11.3M/s
for
210K/s
View exact numbers
Test name
Executions per second
✓
some
11,436,338 Ops/sec
foreach
11,304,574 Ops/sec
for
209,557 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(item, index) { return item; });
some
array.some(function(item, index) { return item === array[index]; });