IncReal
Procedure IncReal(ByRef rea: Real, val: Real)
This procedure adds val to rea. This saves you from typing out the variable name twice.
Example:
Program
Uses basilisk, pure2d
Var
a : Real
Begin
InitBasilisk(TRUE)
OpenScreen(640,480,32,FALSE,COB_SHOWCLOSE+COB_SHOWBORDER)
a = 1.0
IncReal(a, 0.5)
Text(10,10,a)
While Not ExitRequested
Flip
Pause(2)
Wend
End