Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36
Chrome 116
Mac OS X 10.15.7
Desktop
one year ago
Test name Executions per second
floor 3692522.0 Ops/sec
~~ 6590310.0 Ops/sec
>> 0 6866493.0 Ops/sec
| 0 6853861.5 Ops/sec
<< 0 6891616.5 Ops/sec
& 0xFFFFFFFFFFFF 6860785.5 Ops/sec
^ 0x000000000000 6912094.0 Ops/sec
Math.trunc() 3908076.5 Ops/sec
x - (x % 1) 4742243.5 Ops/sec
parseInt() 3920776.0 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()