Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.36
Chrome 108
Mac OS X 10.15.7
Desktop
one year ago
Test name Executions per second
floor 6435331.5 Ops/sec
~~ 12074472.0 Ops/sec
>> 0 12026047.0 Ops/sec
| 0 12018143.0 Ops/sec
<< 0 11980221.0 Ops/sec
& 0xFFFFFFFFFFFF 12020805.0 Ops/sec
^ 0x000000000000 11989406.0 Ops/sec
Math.trunc() 6347961.0 Ops/sec
x - (x % 1) 5803838.0 Ops/sec
parseInt() 6393242.5 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()