MeasureThat.net

Run results for: Math.round vs Bitwise

Check is is faster using bitwise operations

Go to the benchmark
Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/118.0
Firefox 118
Linux
Desktop
one year ago
Test name Executions per second
Math.round(n) 1234921344.0 Ops/sec
Bitwise n + (n < 0 ? -0.5 : 0.5)>>0 917693504.0 Ops/sec
Script Preparation code:
Tests:

  • Math.round(n)

  • Bitwise n + (n < 0 ? -0.5 : 0.5)>>0