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Deleting a FXP
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De
03/01/2018 12:37:10
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Titre:
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows 10
Divers
Thread ID:
01656909
Message ID:
01656912
Vues:
68
Nop, still there.

Perhaps there is a better way then creating PRG to generate the object in the PRG code? I have looked at ExecStr(), but it likes to return a .NULL. instead of the object.

>Hi Greg,
>
>
>
>CLEAR CLASS classname
>
>ERASE (THIS.Filename)
>
>
>
>MartinaJ
>
>>I'm back with another question.
>>
>>I am creating a PRG file dynamically, that contains a Class definition.
>>
>>
>>lcAll "define class ..."
>>THIS.Filename = ADDBS(SYS(2023))+CFG_PREFIX+SYS(3)+".prg"
>>
>>STRTOFILE(lcAll,THIS.Filename,0)
>>ret = NEWOBJECT(THIS.Section, THIS.Filename)
>>
>>ERASE (THIS.Filename)
>>*** Error occurs here, "File cannot be closed because outstanding references exist."
>>ERASE (forceext( THIS.Filename, "fxp") )
>>
>>
>>I am creating optimized classes, and have difficulty on the clean up procedure.
>>
>>I create a temporary PRG containing a DEFINE CLASS block. At the top of PRG is a RETURN CREATEOBJECT(...) statement. When the PRG is called the object is returned. The temporary PRG is deleted, but the FXP is still in use. How to close before ERASE.
>>
>>The object finished being initiated. I believed that NewObject() opened the library, created the object, then closed the library. Therefore bypassing the SET PROCEDURE call. The FXP should be freed, ya. But until a CLEAR ALL seems to be issued, the file is locked by VFP.
>>
>>Any suggestion?
Greg Reichert
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