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Carel wrote:
Just some thoughts on this:
How are you certain that this (overloaded) procedure
getName will return the correct name? If two procedures
expect a numeric value and you pass a numeric value,
will the first procedure not accept the "call" and return
its found name? the similar problem applies to character
values. Just wondering.
Hi Carel! Great question! In my quick typing, I hadn't thought to include the details: sorry. I would expect the compiler to match the parameter size and type to locate the proper procedure. So, the getName in the vendor service program expects a 5/0 number, the getName in the G/L module expects a 12/0 number and the getName procedure in the Inventory module expects a 10 character parameter. I hope that helps explain what I was thinking about.
And yes, I realise that it is very possible that ther would STILL be a problem if the Customer number, Item number and Vendor numbers were all numeric 5/0. How would the overloading work then? It wouldn't. But I was just trying to show that the concept of overloading procedures actually can apply to real world business needs, and is not just a topic for lectures at university.
Groetjes! (I hope I got that right) --buck
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