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How do we check for the existence of an object?
Message
De
13/07/1999 16:40:59
Ed Rauh
Trumbull, Connecticut, États-Unis
 
 
À
13/07/1999 15:39:15
Harry Stottle
Royaume Uni
Information générale
Forum:
Visual FoxPro
Catégorie:
Gestionnaire d'écran & Écrans
Titre:
Re: How do we check for the existence of an object?
Divers
Thread ID:
00240965
Message ID:
00241004
Vues:
25
>If a grid doesn't already exist on a form, I want to add it along the lines of:
>
>if not (object_exist())
> addobject(mygrid)
>endif
>
>how do we do it in vfp?

IF TYPE(character expression for name of object) # "O"

eg

IF TYPE('thisform.MySillyGrid') # "O"
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