Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.5 Safari/605.1.15
Safari 17
Mac OS X 10.15.7
Desktop
one month ago
Test name Executions per second
floor 5333767.0 Ops/sec
~~ 7309905.5 Ops/sec
>> 0 7303003.0 Ops/sec
| 0 7315437.0 Ops/sec
<< 0 7312670.0 Ops/sec
& 0xFFFFFFFFFFFF 7302710.5 Ops/sec
^ 0x000000000000 7255714.0 Ops/sec
Math.trunc() 5421997.0 Ops/sec
x - (x % 1) 3834332.5 Ops/sec
parseInt() 5376704.0 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()