Re: Procedure Problem

Actually, passing string lengths I find is a very very common
requirement in a lot of functions in other languages, most notably
C.

I do not think it is unreasonable for the person using the library
function to have to pass the string length.

Regards,

Jim Langston

Alan Campin wrote:

> >> Personally I'd pass the length of the output field to the procedure using
> %Size.
>
> Would disagree with you there, Jon. I studiously avoid use of passing the
> length of the string, especially when writing service program. Including
> that parm means that I am forcing the user of the function to understand how
> the function works instead of just calling the function. It takes some more
> work but I have a cleaner implementation. The whole idea as I see it in
> building a function is to completely hide how it works. Passing the string
> length means I am asking the user to do part of the work or, at least, that
> is my opinion and we know what those are worth <g>.

<SNIP>

+---
| This is the RPG/400 Mailing List!
| To submit a new message, send your mail to RPG400-L@midrange.com.
| To subscribe to this list send email to RPG400-L-SUB@midrange.com.
| To unsubscribe from this list send email to RPG400-L-UNSUB@midrange.com.
| Questions should be directed to the list owner/operator: david@midrange.com
+---