Re: AW: More on RPG style

[Vern Hamberg <vhamberg@xxxxxxxxxxx>]

Boy, I wonder if it weren't possible to write and IN() function in RPG. 
Maybe pass in the variable you are testing and have an array of the 
values to test, use some way to vary the count, and return an indicator. 
Woohoo!!!

Vern

Bryce Martin wrote:
> Well, I have never programmed cobol.  But that is very readable.  Now, the 
> PERFORM keyword wouldn't be neccessary.
>
> For the record, I often wishing that I had SQL's IN() in RPGLE and 
> elsewhere.
>
>
> Thanks
> Bryce Martin
> Programmer/Analyst I
> 570-546-4777
>
>
>
> "Dennis Lovelady" <iseries@xxxxxxxxxxxx> 
> Sent by: rpg400-l-bounces@xxxxxxxxxxxx
> 03/04/2010 08:53 AM
> Please respond to
> RPG programming on the IBM i / System i <rpg400-l@xxxxxxxxxxxx>
>
>
> To
> "'RPG programming on the IBM i / System i'" <rpg400-l@xxxxxxxxxxxx>
> cc
>
> Subject
> RE: AW: More on RPG style
>
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>   
> > I remember back in college I loved the idea of a "readable" language.
> > One
> > where you wouldn't need !=, ||, && and the like.  You could just say
> > things like NOT, EQUAL, AND, XOR, etc.  There are some languages that
> > implement many of these common ones now days.  SQL seems to be the
> > closest
> > that I've seen actually, and that is only a query language.
> >     
>
> I am not trying to sell COBOL to this list (and I know I was taking my 
> life
> in my hands when talking about C on a list monitored by Simon [Hi,
> Simon!])... but that language comes closest to any that I've seen -
> including SQL - to natural language.  Of course, look where that has 
> gotten
> it - but that aside, I do find merit in reading (but not typing)
>
>     IF sales-Amount IS NOT LESS THAN discount-Break-Point 
>        PERFORM discounting-routine
>     ELSE
>        PERFORM non-discounting-routine
>     End-if
>
> Here's a COBOL feature that should be in every language:
>    IF discount-Code is equal to discount1 or discount2 or discount3 or
> discount4 ...
>    (equally valid is "if dis-cod = d1 or d2 or d3 or d4" - it doesn't HAVE
> to be wordy)
> (Why make me say "is equal to" four times for such a test?)  SQL at least
> has the (welcomed) IN (list) phrase, which comes close. 
>
> I'll shut up now.
>
> Dennis Lovelady
> http://www.linkedin.com/in/dennislovelady
> --
> "I knew I was an unwanted baby when I saw that my bath toys were a toaster
> and a radio."
>         -- Joan Rivers 
>
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