Run results for: fast absolute value (branched & branchless) vs abs vs ** -1

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36

Browser: Chrome 125

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

custom (branched)

5.7M/s

custom (branchless)

5.6M/s

native

5.6M/s

-1 ** a

5.6M/s

View exact numbers

Script Preparation code:

var abs = Math.abs;
var fastAV = a => a - ((a < 0) * a * 2);
var fastAV2 = a => a < 0 ? -a : a;
var fastAV3 = a => (-1) ** (a > 0) * a;

Tests: