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Run results for:
Math.abs speed
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Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:120.0) Gecko/20100101 Firefox/120.0
Browser:
Firefox 120
Operating system:
Mac OS X 10.15
Device Platform:
Desktop
Date tested:
2 years ago
abs function
727.9M/s
Math.abs access
719.1M/s
bitshift
716.6M/s
compare
655.9M/s
View exact numbers
Test name
Executions per second
✓
abs function
727,915,008 Ops/sec
Math.abs access
719,110,016 Ops/sec
bitshift
716,601,024 Ops/sec
compare
655,858,880 Ops/sec
Script Preparation code:
var x = -200000 var abs = Math.abs
Tests:
Math.abs access
Math.abs(x)
abs function
abs(x)
compare
x < 0 ? -x : x
bitshift
(x ^ (x >> 31)) - (x >> 31)