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Run results for:
for vs for..of vs forEach
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=497538" 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/120.0.0.0 Safari/537.36
Browser:
Chrome 120
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
some
475K/s
forEach
475K/s
for native
11K/s
for
6K/s
View exact numbers
Test name
Executions per second
✓
some
475,048 Ops/sec
forEach
474,956 Ops/sec
for native
11,294 Ops/sec
for
5,645 Ops/sec
Script Preparation code:
var array = new Array(1000);
Tests:
for native
for (var i = array.length - 1; i >= 0; i--) { array[i]; }
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]; });