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Run results for:
for vs for-of vs forEach
Test speed of iterating over an array
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=629063" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:150.0) Gecko/20100101 Firefox/150.0
Browser:
Firefox 150
Operating system:
Linux
Device Platform:
Desktop
Date tested:
29 days ago
Test name
Executions per second
for
7287.7 Ops/sec
for-of
4304.2 Ops/sec
forEach
5555.0 Ops/sec
HTML Preparation code:
<!--your preparation HTML code goes here-->
Script Preparation code:
var objects = new Array(100_000).fill(0).map(()=>({}));
Tests:
for
for (var i = 0; i < objects.length; ++i) { objects[i].value = 'a'; }
for-of
for(const o of objects) { o.value = 'a' }
forEach
objects.forEach(o => { o.value = 'a'; })