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

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Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:121.0) Gecko/20100101 Firefox/121.0
Firefox 121
Linux
Desktop
2 years ago
x - (x % 1)
498.4M/s
& 0xFFFFFFFFFFFF
286.7M/s
<< 0
286.7M/s
| 0
285.4M/s
parseInt()
285.0M/s
>> 0
284.8M/s
^ 0x000000000000
284.0M/s
Math.trunc()
283.2M/s
~~
282.4M/s
floor
278.9M/s
View exact numbers
Test name Executions per second
✓ x - (x % 1) 498,382,848 Ops/sec
& 0xFFFFFFFFFFFF 286,728,576 Ops/sec
<< 0 286,665,184 Ops/sec
| 0 285,354,112 Ops/sec
parseInt() 285,010,624 Ops/sec
>> 0 284,812,992 Ops/sec
^ 0x000000000000 284,029,408 Ops/sec
Math.trunc() 283,194,336 Ops/sec
~~ 282,377,376 Ops/sec
floor 278,857,600 Ops/sec
Script Preparation code:
Tests: