Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.99 Safari/537.36
Chrome 97
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
floor 3257170.2 Ops/sec
~~ 5899733.0 Ops/sec
>> 0 5906509.0 Ops/sec
| 0 5901844.0 Ops/sec
<< 0 5793545.0 Ops/sec
& 0xFFFFFFFFFFFF 5926620.0 Ops/sec
^ 0x000000000000 5957030.0 Ops/sec
Math.trunc() 3280491.2 Ops/sec
x - (x % 1) 4021706.0 Ops/sec
parseInt() 3330807.0 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()