Run results for: Math.round vs Bitwise

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36

Browser: Chrome 121

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 2 months ago

Test name	Executions per second
Math.round(n)	12269270.0 Ops/sec
Bitwise n + (n < 0 ? -0.5 : 0.5)>>0	17104960.0 Ops/sec

Script Preparation code:

var n = Math.PI

Tests: