Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36 Edg/92.0.902.78
Chrome 92
Windows
Desktop
3 years ago
Test name Executions per second
floor 2911032.5 Ops/sec
~~ 5405403.5 Ops/sec
>> 0 5764298.5 Ops/sec
| 0 5659238.0 Ops/sec
<< 0 5649497.0 Ops/sec
& 0xFFFFFFFFFFFF 5648276.0 Ops/sec
^ 0x000000000000 5700388.5 Ops/sec
Math.trunc() 3133856.2 Ops/sec
x - (x % 1) 3835475.8 Ops/sec
parseInt() 3072103.5 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()