Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.159 Safari/537.36
Chrome 92
Windows
Desktop
3 years ago
Test name Executions per second
floor 3247458.8 Ops/sec
~~ 6355889.5 Ops/sec
>> 0 6376449.0 Ops/sec
| 0 6168528.0 Ops/sec
<< 0 6301115.0 Ops/sec
& 0xFFFFFFFFFFFF 6343830.5 Ops/sec
^ 0x000000000000 6439681.5 Ops/sec
Math.trunc() 3467945.8 Ops/sec
x - (x % 1) 4296275.0 Ops/sec
parseInt() 3459532.0 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()