I'd like to use Macros to control what functions/variables are used in order to test my PHP file. But I know PHP doesn't do Macros, so what would someone suggsest is an elegant way to do this? The reason for having the macros is so I can easily switch between one themeID and another while still having full control over each theme! Please ignore the fact that I've used some C constructs and others PHP!

For instance:
Code:
#define
...