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 Edg/116.0.1938.76
Chrome 116
Mac OS X 10.15.7
Desktop
one year ago
Test name Executions per second
floor 4052366.5 Ops/sec
~~ 7527108.0 Ops/sec
>> 0 7443689.0 Ops/sec
| 0 7557512.5 Ops/sec
<< 0 7554394.5 Ops/sec
& 0xFFFFFFFFFFFF 7623934.5 Ops/sec
^ 0x000000000000 7615176.0 Ops/sec
Math.trunc() 4040102.5 Ops/sec
x - (x % 1) 5004857.0 Ops/sec
parseInt() 4004919.2 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()