Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.0.0 Safari/537.36
Chrome 106
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
floor 6498231.0 Ops/sec
~~ 11889091.0 Ops/sec
>> 0 12353568.0 Ops/sec
| 0 12368575.0 Ops/sec
<< 0 12347188.0 Ops/sec
& 0xFFFFFFFFFFFF 12349074.0 Ops/sec
^ 0x000000000000 12344595.0 Ops/sec
Math.trunc() 6567758.5 Ops/sec
x - (x % 1) 6922505.0 Ops/sec
parseInt() 6760804.0 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()