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

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36
Chrome 137
Mac OS X 10.15.7
Desktop
one year ago
~~
13.3M/s
floor
13.2M/s
>> 0
13.2M/s
| 0
13.1M/s
^ 0x000000000000
13.0M/s
& 0xFFFFFFFFFFFF
13.0M/s
x - (x % 1)
12.9M/s
Math.trunc()
12.8M/s
parseInt()
12.8M/s
<< 0
12.7M/s
View exact numbers
Test name Executions per second
✓ ~~ 13,309,629 Ops/sec
floor 13,171,532 Ops/sec
>> 0 13,165,121 Ops/sec
| 0 13,067,521 Ops/sec
^ 0x000000000000 13,046,405 Ops/sec
& 0xFFFFFFFFFFFF 13,014,415 Ops/sec
x - (x % 1) 12,923,500 Ops/sec
Math.trunc() 12,826,933 Ops/sec
parseInt() 12,808,431 Ops/sec
<< 0 12,715,381 Ops/sec
Script Preparation code:
Tests: