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Run results for:
different ways to loop
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=517799" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:124.0) Gecko/20100101 Firefox/124.0
Browser:
Firefox 124
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
2 years ago
Test name
Executions per second
for
58879.0 Ops/sec
for-of
14399.6 Ops/sec
Script Preparation code:
var arr = [...new Array(10000)].map(() => Math.random());
Tests:
for
let sum = 0; for (let i = 0; i < arr.length; i++) { sum += arr[i]; }
for-of
let sum = 0; for (const x of arr) { sum += x; }