Run results for: Math.floor vs alternatives

Run details:

User agent: Mozilla/5.0 (Linux; Android 9; SAMSUNG SM-G611MT) AppleWebKit/537.36 (KHTML, like Gecko) SamsungBrowser/16.2 Chrome/92.0.4515.166 Mobile Safari/537.36

Browser: Chrome Mobile 92

Operating system: Android

Device Platform: Mobile

Date tested: 3 years ago

Test name	Executions per second
Math.floor	524892.2 Ops/sec
Bitwise	94422120.0 Ops/sec

Script Preparation code:

this.numA = Math.random() * 100;

AخA
 
this.numA = Math.random() * 100;

Tests:

Math.floor
return Math.floor(this.numA);
return Math.floor(this.numA);
Bitwise
return ~~this.numA;
return ~~this.numA;

Run results for: Math.floor vs alternatives

Math.floor

Bitwise