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What's the secret meaning of this piece of code?
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Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Divers
Thread ID:
00042899
Message ID:
00042948
Vues:
33
>Recently, I had to optimize/debug/verify/etc an old project written in FP 2.6.
>
>At the begining of the main program I found the following code that doesn't make any sense to me. (I also asked other FoxPro programmers from our team, but no answer was found.):
>
>parameter Cmd_Param
>
>
if type("Cmd_Param") = "C"
>   TempVar = Cmd_Param
>   release Cmd_Param
>   private Cmd_Param
>   Cmd_Param = TempVar
>endif
>
>I can't find any reason to have this piece of code in the program since, IMO, it does nothing. Am I missing something? Is there something subtle/secret/etc and I don't see it?
>
>Vlad


Vlad, this IS a mystery. One question comes to mind: Is the original variable used in the calling program "Cmd_Param" also? If so, then this code sets (for character-type values) the Cmd_Param variable private AT THIS LEVEL. Therefore it is now invisible to the calling program. Haven't the faintest idea why this would be wanted....

Thanks for the puzzle.

Barbara
Barbara Paltiel, Paltiel Inc.
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