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Run results for:
JavaScript reverse vs toReversed vs slice.reverse
Compare Array.reverse() to Array.toReversed() performance wise.
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<iframe src="https://measurethat.net/Embed?id=610997" 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/137.0.0.0 Safari/537.36
Browser:
Chrome 137
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Array.reverse()
53.1M/s
Array.slice.reverse()
34.8M/s
Array.toReversed()
26.6M/s
View exact numbers
Test name
Executions per second
✓
Array.reverse()
53,069,988 Ops/sec
Array.slice.reverse()
34,769,712 Ops/sec
Array.toReversed()
26,551,540 Ops/sec
Script Preparation code:
array = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15];
Tests:
Array.reverse()
array.reverse();
Array.toReversed()
array.toReversed();
Array.slice.reverse()
array.slice().reverse();