Math FAQ (Game Maker)
This FAQ describes answers many questions about how math is handled in Game Maker.
General
What does var1 += var2 mean?
It is shorthand for :
var1 = var1 + var2;
What does var1 -= var2 mean?
It is shorthand for :
var = var1 - var2;
How do I increment (add one to) a variable?
var = var + 1;
or
var += 1;
How do I decrement (subtract one from) a variable?
var = var - 1;
or
var -= 1;
page revision: 10, last edited: 30 Jun 2012 15:42