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Run results for:
for vs foreach vs some vs for..of (x10000)
Compare loop performance
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=623756" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36
Browser:
Chrome 143
Operating system:
Linux
Device Platform:
Desktop
Date tested:
6 months ago
foreach
76K/s
some
64K/s
for
37K/s
for..of
9K/s
View exact numbers
Test name
Executions per second
✓
foreach
76,255 Ops/sec
some
63,526 Ops/sec
for
36,723 Ops/sec
for..of
8,737 Ops/sec
Script Preparation code:
var array = new Array(10000);
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]; }