Plateforme Level Extreme
Abonnement
Profil corporatif
Produits & Services
Support
Légal
English
Stumped by a DLL
Message
 
À
23/09/2005 00:58:09
Information générale
Forum:
Visual FoxPro
Catégorie:
COM/DCOM et OLE Automation
Versions des environnements
Visual FoxPro:
VFP 9
OS:
Windows XP SP2
Database:
Visual FoxPro
Divers
Thread ID:
01052286
Message ID:
01052333
Vues:
15
>It's not a COM question, it's a DLL question.
>
>I have a DLL that's defined as:
>
>DECLARE integer foo IN 'foo.dll" double @value1, double @value2
>
>Notice that the parameters are by reference, so they must exist from the calling code.
>
>So I call it with:
>
>value1=0
>value2=0
>foo(@value1,@value2)
>
>The result is that value1 and value2 come back with a strange value such as 2.63E-308.
>
>I have no idea what's happening. I haven't done any DLL work in a while so I'm clueless. Any ideas? It's times like this I really miss Ed Rauh.

Gonz,

What values are you expecting to see?
George

Ubi caritas et amor, deus ibi est
Précédent
Répondre
Fil
Voir

Click here to load this message in the networking platform