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Use of macro substitution vs. string valued variables
Message
De
22/07/1999 15:49:48
Dragan Nedeljkovich
Now officially retired
Zrenjanin, Serbia
 
 
À
22/07/1999 13:30:24
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Divers
Thread ID:
00244254
Message ID:
00244947
Vues:
22
>>One useful thing for the macros I found was for calling a procedure whose name is in a table, or calculated somehow - like when I calculated interest using several methods, and calling calc01, calc02, calc03 routines, and, you may guess, the table contained "01", "03" and such in the UseMethod field. Then I calculated the factor like this:
>>
>>lcMeth=table.UseMethod
>>lnCoeff=calc&lcMeth()

>You still don't need macros to do this- you can use EVAL instead.
>
>lcMeth= "calc." + ALLTRIM(table.UseMethod) + "()"
>>lnCoeff=EVAL(lcMeth)
>
>Faster, and IMHO, better.

Agreed. Nowadays I also use Eval() wherever possible - though there are some soft spots left for the &.

back to same old

the first online autobiography, unfinished by design
What, me reckless? I'm full of recks!
Balkans, eh? Count them.
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