subv

Category

Mathematical Commands

Syntax

subv(vA,vB);
vA -= vB;
vA = vA - vB;

Description

vB is subtracted from vA. Since a var can only be from 0-255, if the result is less than 0, then the value "wraps around", e.g. 10 - 12 would give 254.

See also

subn