Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36 Edg/108.0.1462.54
Chrome 108
Windows
Desktop
one year ago
Test name Executions per second
floor 2467364.2 Ops/sec
~~ 4497699.0 Ops/sec
>> 0 4445838.0 Ops/sec
| 0 4973183.5 Ops/sec
<< 0 6287926.5 Ops/sec
& 0xFFFFFFFFFFFF 6189057.5 Ops/sec
^ 0x000000000000 6150887.5 Ops/sec
Math.trunc() 3511775.0 Ops/sec
x - (x % 1) 4016929.2 Ops/sec
parseInt() 2813284.8 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()