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Run results for:
for loop vs forEach vs while
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=589098" 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/133.0.0.0 Safari/537.36
Browser:
Chrome 133
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
for loop
2/s
forEach
2/s
while
2/s
View exact numbers
Test name
Executions per second
✓
for loop
2 Ops/sec
forEach
2 Ops/sec
while
2 Ops/sec
Script Preparation code:
var arr = []; var i = 0; while (i <= 1E5) arr[i] = i++;
Tests:
for loop
for (let i = 0; i < arr.length; i++) { console.log(arr[i]) }
forEach
arr.forEach(console.log)
while
let i = 0 while (i < arr.length) { console.log(arr[i]) i++ }