Maybe you're right. I'll think about it some more.


>Thinking some more about what you want to, ASSERTs are the way to go. They're designed specifically for developer errors.
>
>>VFP checks parameter types. Try passing an integer for the 1st parameter of SUBSTR().
>>
>>In the case of a COM object I write in VFP, the programmers ARE the users, so I think
>>you would need to check.
>>
>>I'm just trying to be complete. I don't want a COM object I pass to other programmers
>>to crash instead of handling it up front. At the same time, I don't want to overly
>>complicate the code either.
>>