Run results for: floor() vs trunc() vs bitwise hacks (~~, >> 0, etc)

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Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:122.0) Gecko/20100101 Firefox/122.0
Firefox 122
Windows
Desktop
2 years ago
x - (x % 1)
1011.4M/s
<< 0
246.8M/s
>> 0
245.5M/s
Math.trunc()
243.0M/s
& 0xFFFFFFFFFFFF
241.0M/s
~~
240.5M/s
parseInt()
239.6M/s
| 0
239.5M/s
floor
237.3M/s
^ 0x000000000000
236.1M/s
View exact numbers
Test name Executions per second
✓ x - (x % 1) 1,011,378,880 Ops/sec
<< 0 246,820,368 Ops/sec
>> 0 245,494,928 Ops/sec
Math.trunc() 243,044,784 Ops/sec
& 0xFFFFFFFFFFFF 240,979,904 Ops/sec
~~ 240,526,912 Ops/sec
parseInt() 239,586,352 Ops/sec
| 0 239,451,840 Ops/sec
floor 237,267,408 Ops/sec
^ 0x000000000000 236,056,384 Ops/sec
Script Preparation code:
Tests: