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Run results for:
For vs Foreach vs Do While vs While
See who is faster
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=499883" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:122.0) Gecko/20100101 Firefox/122.0
Browser:
Firefox 122
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
2 years ago
While
12.2M/s
For
11.2M/s
Do While
9.8M/s
Foreach
5.9M/s
View exact numbers
Test name
Executions per second
✓
While
12,204,063 Ops/sec
For
11,232,617 Ops/sec
Do While
9,795,317 Ops/sec
Foreach
5,853,152 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]; });
Do While
var i = 0; do { array[i]; i++; } while (i < 100);
While
var i = 0; while (i < 100) { array[i]; i++; }