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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=621676" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:145.0) Gecko/20100101 Firefox/145.0
Browser:
Firefox 145
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
8 months ago
for
37.8M/s
foreach
6.3M/s
some
4.0M/s
for..of
445K/s
View exact numbers
Test name
Executions per second
✓
for
37,836,912 Ops/sec
foreach
6,275,898 Ops/sec
some
4,021,980 Ops/sec
for..of
445,105 Ops/sec
Script Preparation code:
let array = new Array(100);
Tests:
for
for (let i = 0; i < array.length; i++) { array[i]; }
foreach
array.forEach((i) => { array[i]; });
some
array.some((i) => { array[i]; });
for..of
for (let i of array) { array[i]; }