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Run results for:
array for loop compare
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=577232" 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/131.0.0.0 Safari/537.36
Browser:
Chrome 131
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
for in
1.0M/s
forEach
993K/s
for loop
266/s
for of
210/s
View exact numbers
Test name
Executions per second
✓
for in
1,041,427 Ops/sec
forEach
992,955 Ops/sec
for loop
266 Ops/sec
for of
210 Ops/sec
Script Preparation code:
const arr = new Array(10000);
Tests:
for loop
for (let i = 0; i < arr.length; i++) { console.log(arr[i]); }
forEach
arr.forEach((value, index) => { console.log(value, index); });
for of
for (const value of arr) { console.log(value); }