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Function Problems
Message
From
18/11/1999 13:27:42
 
 
To
18/11/1999 10:51:37
General information
Forum:
Visual FoxPro
Category:
Coding, syntax & commands
Miscellaneous
Thread ID:
00292472
Message ID:
00292576
Views:
15
>FUNCTION GetKey
>LPARAMETERS tcTable
>
>LOCAL lnArea, llOpened, liRetVal
>
>* Save current work area
>lnArea = SELECT()
>llOpened = .F.
>
>IF !USED("Keys")
> USE Keys IN 0 SHARED
> llOpened = .T.
>ENDIF
>SELECT Keys
>SET ORDER TO TAG Table
>
>I used GetKey("MyTableName") in the default of the Primary key
>in this table to generate a incremented number. what am i doing
>wrong?
>
>
>* FLOCK seems to work a bit better than RLOCK.
>* I've never had a problem with it.
>DO WHILE !FLOCK()
>ENDDO
>
>SEEK UPPER(tcTable)
>IF FOUND()
> liRetVal = NextId
> REPLACE NextId WITH NextId + 1
>ELSE
> INSERT INTO Keys (Table, NextId) VALUES (tcTable, 2)
> liRetVal = 1
>ENDIF
>
>FLUSH
>UNLOCK
>
>IF llOpened
> USE IN Keys
>ENDIF
>
>SELECT (lnArea)
>RETURN liRetVal


Jimmy,

That code looks like it came from my web site. What exactly is the problem you are getting?
Craig Berntson
MCSD, Microsoft .Net MVP, Grape City Community Influencer
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