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Set printer to name to test if exist
Message
De
06/01/2009 13:34:30
 
 
À
06/01/2009 13:29:13
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Versions des environnements
Visual FoxPro:
VFP 9 SP1
Divers
Thread ID:
01371438
Message ID:
01371444
Vues:
22
>>Hi,
>>
>>Is the following a reliable method of testing if a printer (network or local) exist?
>>
>>
>>cPrnName = "My Printer Name"
>>TRY 
>>     set printer to name (cPrnName)
>>CATCH 
>>     =MESSAGEBOX("Printer " + cPrnName + "failed",48,"Test")
>>ENDTRY 
>>
>>
>>Thank you.
>
>
>Function printerexist
>Lparameters cPrintername
>Local nLoop
>Local Array aTemp(1)
>If Empty(cPrintername)
>	Return .F.
>Endif
>If Aprinters(aTemp)<=0
>	Return .F.
>Endif
>For nLoop=1 To Alen(aTemp,1)
>	If Upper(Alltrim(aTemp[nLoop,1]))==Upper(Alltrim(cPrintername))
>		Return .T.
>	Endif
>Endfor
>Return .F.
>Endfunc
>
Interesting. I would have used the TRY/CATCH method.

When you and Tore recommend the same technique I need to ask if it is a matter of taste or what reasons you have for preferring to do it this way.

Thanks......Rich
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