Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.82 Safari/537.36
Chrome 89
Windows
Desktop
3 years ago
Test name Executions per second
floor 3054318.8 Ops/sec
~~ 4988256.5 Ops/sec
>> 0 5126094.0 Ops/sec
| 0 5149493.0 Ops/sec
<< 0 4923405.5 Ops/sec
& 0xFFFFFFFFFFFF 5350934.0 Ops/sec
^ 0x000000000000 5271594.0 Ops/sec
Math.trunc() 2772052.2 Ops/sec
x - (x % 1) 3580280.0 Ops/sec
parseInt() 2955933.5 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()