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 3364780.2 Ops/sec
~~ 6440902.0 Ops/sec
>> 0 6386203.5 Ops/sec
| 0 6411750.5 Ops/sec
<< 0 6367285.0 Ops/sec
& 0xFFFFFFFFFFFF 6384181.5 Ops/sec
^ 0x000000000000 6354452.0 Ops/sec
Math.trunc() 3458490.8 Ops/sec
x - (x % 1) 4303001.5 Ops/sec
parseInt() 3487812.5 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()