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Run results for:
Trunc vs Floor vs ParseInt vs ~~
Trunc vs Floor vs ParseInt vs ~~
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.4 Safari/605.1.15
Browser:
Safari 18
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
Trunc
503.7M/s
Floor
464.7M/s
ParseInt
461.8M/s
Bitwise invert2
436.5M/s
View exact numbers
Test name
Executions per second
✓
Trunc
503,712,768 Ops/sec
Floor
464,685,696 Ops/sec
ParseInt
461,841,696 Ops/sec
Bitwise invert2
436,451,200 Ops/sec
Script Preparation code:
var num = Math.random() * 100;
Tests:
Trunc
Math.trunc(num);
Floor
Math.floor(num);
ParseInt
parseInt(num);
Bitwise invert2
~~(num);