Run results for: Trunc vs Floor vs ParseInt vs ~~

Run details:

User agent: Mozilla/5.0 (Linux; Android 13; SAMSUNG SM-S901N) AppleWebKit/537.36 (KHTML, like Gecko) SamsungBrowser/19.0 Chrome/102.0.5005.125 Mobile Safari/537.36

Browser: Chrome Mobile 102

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
Trunc	2743641.5 Ops/sec
Floor	2794192.2 Ops/sec
ParseInt	2804449.8 Ops/sec
Bitwise invert2	9103301.0 Ops/sec

Script Preparation code:

var num = Math.random() * 100;

Tests:

Trunc
Math.trunc(num);
Floor
Math.floor(num);
ParseInt
parseInt(num);
Bitwise invert2
~~(num);

Run results for: Trunc vs Floor vs ParseInt vs ~~

Trunc vs Floor vs ParseInt vs ~~

Trunc

Floor

ParseInt

Bitwise invert2