Hi,
you can simply #define constants in a method or a prg or a header file and forget about the rest. Only if you want to give the constant another value, you should #undef before doing a #DEFINE again.
Armin
>When using #DEFINE to create a complie time constant do I have to or should I use #UNDEF before I exit the program/method/procedure?
>
>What would happend if I got lazy and didn't #UNDEF my constant?
>
>Einar