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Run results for:
for vs foreach vs some vs every vs for..of vs map
Compare loop performance
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=606313" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36
Browser:
Chrome 136
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Benchmark engine:
Benchmark.js
every
5.8M/s
foreach
5.8M/s
some
5.8M/s
map
5.5M/s
for
3.6M/s
for..of
628K/s
View exact numbers
Test name
Executions per second
✓
every
5,842,402 Ops/sec
foreach
5,824,952 Ops/sec
some
5,780,322 Ops/sec
map
5,476,259 Ops/sec
for
3,603,370 Ops/sec
for..of
627,790 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]; });
every
array.every(function(i) { array[i]; });
for..of
for (var i of array) { array[i]; }
map
array.map(a => a);