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Run results for:
Side effect: for i vs for of vs foreach fix
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<iframe src="https://measurethat.net/Embed?id=491446" 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
Test name
Executions per second
for i
72.9 Ops/sec
for..of
171.1 Ops/sec
foreach
178.3 Ops/sec
Script Preparation code:
var array = new Array(65535).fill(0); var q = 0;
Tests:
for i
for (var i = 0; i < array.length; i++) { q = array[i]; }
for..of
for (var i of array) { q = i; }
foreach
array.forEach((i) => q = i);