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:124.0) Gecko/20100101 Firefox/124.0
Firefox 124
Windows
Desktop
2 years ago
x - (x % 1)
1960.3M/s
floor
319.8M/s
>> 0
319.6M/s
~~
319.3M/s
Math.trunc()
318.9M/s
parseInt()
318.8M/s
^ 0x000000000000
318.6M/s
| 0
318.2M/s
& 0xFFFFFFFFFFFF
318.0M/s
<< 0
317.9M/s
View exact numbers
Test name Executions per second
✓ x - (x % 1) 1,960,320,256 Ops/sec
floor 319,818,752 Ops/sec
>> 0 319,649,696 Ops/sec
~~ 319,308,320 Ops/sec
Math.trunc() 318,927,744 Ops/sec
parseInt() 318,821,632 Ops/sec
^ 0x000000000000 318,612,960 Ops/sec
| 0 318,205,088 Ops/sec
& 0xFFFFFFFFFFFF 318,023,488 Ops/sec
<< 0 317,900,832 Ops/sec
Script Preparation code:
Tests: