Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.82 Safari/537.36 Edg/93.0.961.52
Chrome 93
Windows
Desktop
3 years ago
Test name Executions per second
floor 3283980.0 Ops/sec
~~ 5645379.5 Ops/sec
>> 0 5628757.0 Ops/sec
| 0 5678873.5 Ops/sec
<< 0 5746016.0 Ops/sec
& 0xFFFFFFFFFFFF 5642951.5 Ops/sec
^ 0x000000000000 5682376.0 Ops/sec
Math.trunc() 3238508.5 Ops/sec
x - (x % 1) 3729879.0 Ops/sec
parseInt() 2640203.5 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()