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Getting object reference via indirection?
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À
28/07/2016 08:14:25
Dragan Nedeljkovich (En ligne)
Now officially retired
Zrenjanin, Serbia
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows 8.1
Network:
Windows Server 2012
Database:
Visual FoxPro
Application:
Desktop
Virtual environment:
VMWare
Divers
Thread ID:
01638766
Message ID:
01638878
Vues:
42
>>
>>
>>IF TYPE("THISFORM.Label" + TRANSFORM(lnLoop)) = "O"
>>
>
>Not good enough, it may be a null of type "O". My preferred test is
>
>if type("thisform.objBlaBla.name")="C"
>
>Any control will have a name, so if it doesn't, it's either not instantiated or it's not instantiated yet or it was set to something else. Either way, if its name is not a string, then it's as good as nonexistent. If it has a name and it's a string, I can safely assume it's a regular object that I can address.

That is correct, I do this also most of the times with the name property.
Christian Isberner
Software Consultant
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