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

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36 Edg/136.0.0.0

Browser: Chrome 136

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

<< 0

9.3M/s

Math.trunc()

9.3M/s

x - (x % 1)

9.3M/s

round()

9.3M/s

floor

9.2M/s

parseInt()

9.1M/s

| 0

9.1M/s

8.0M/s

>> 0

7.8M/s

View exact numbers

Script Preparation code:

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

Tests: