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Run results for:
JavaScript reverse with copy vs toReversed
Compare Array.reverse() with copy to Array.toReversed() performance wise.
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<iframe src="https://measurethat.net/Embed?id=582550" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Browser:
Chrome 131
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Array.toReversed()
33.5M/s
Array.reverse()
19.0M/s
View exact numbers
Test name
Executions per second
✓
Array.toReversed()
33,542,014 Ops/sec
Array.reverse()
18,954,262 Ops/sec
Script Preparation code:
array = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
Tests:
Array.reverse()
[...array].reverse();
Array.toReversed()
array.toReversed();