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:121.0) Gecko/20100101 Firefox/121.0
Firefox 121
Windows
Desktop
2 years ago
x - (x % 1)
588.8M/s
parseInt()
280.1M/s
^ 0x000000000000
279.9M/s
floor
279.7M/s
>> 0
279.5M/s
~~
279.5M/s
Math.trunc()
279.2M/s
<< 0
279.0M/s
& 0xFFFFFFFFFFFF
279.0M/s
| 0
277.9M/s
View exact numbers
Test name Executions per second
✓ x - (x % 1) 588,832,256 Ops/sec
parseInt() 280,115,136 Ops/sec
^ 0x000000000000 279,915,136 Ops/sec
floor 279,684,032 Ops/sec
>> 0 279,530,272 Ops/sec
~~ 279,473,824 Ops/sec
Math.trunc() 279,232,096 Ops/sec
<< 0 279,012,704 Ops/sec
& 0xFFFFFFFFFFFF 279,004,576 Ops/sec
| 0 277,850,656 Ops/sec
Script Preparation code:
Tests: