Run results for: floor() vs trunc() vs bitwise hacks (~~, >> 0, etc)

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36 Edg/135.0.0.0

Browser: Chrome 135

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Math.trunc()

15.4M/s

x - (x % 1)

15.4M/s

floor

15.4M/s

<< 0

15.3M/s

>> 0

15.3M/s

^ 0x000000000000

15.3M/s

| 0

15.2M/s

& 0xFFFFFFFFFFFF

15.2M/s

parseInt()

14.9M/s

View exact numbers

Script Preparation code:

var x = Math.random() * 100000000;
var y;

Tests: