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Run results for:
Math.round vs Bitwise
Check is is faster using bitwise operations
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=609423" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36
Browser:
Chrome 137
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
Bitwise n + (n < 0 ? -0.5 : 0.5)>>0
113.3M/s
Math.round(n)
112.4M/s
View exact numbers
Test name
Executions per second
✓
Bitwise n + (n < 0 ? -0.5 : 0.5)>>0
113,311,424 Ops/sec
Math.round(n)
112,449,472 Ops/sec
Script Preparation code:
var n = Math.PI
Tests:
Math.round(n)
Math.round(n)
Bitwise n + (n < 0 ? -0.5 : 0.5)>>0
n + (n < 0 ? -0.5 : 0.5)>>0