Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 14_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/14.1 Mobile/15E148 Safari/604.1
Mobile Safari 14
iOS 14.5
Mobile
3 years ago
Test name Executions per second
floor 3843902.0 Ops/sec
~~ 6460320.5 Ops/sec
>> 0 6473022.0 Ops/sec
| 0 6513680.0 Ops/sec
<< 0 6470605.0 Ops/sec
& 0xFFFFFFFFFFFF 5573793.5 Ops/sec
^ 0x000000000000 4955018.5 Ops/sec
Math.trunc() 2604804.2 Ops/sec
x - (x % 1) 3112664.2 Ops/sec
parseInt() 1928593.6 Ops/sec
Script Preparation code:
Tests:
  • floor

  • ~~

  • >> 0

  • | 0

  • << 0

  • & 0xFFFFFFFFFFFF

  • ^ 0x000000000000

  • Math.trunc()

  • x - (x % 1)

  • parseInt()


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