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What is the purpose of LPARAMETERS
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À
12/06/2014 09:47:07
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows Server 2012
Network:
Windows 2008 Server
Database:
MS SQL Server
Application:
Web
Divers
Thread ID:
01601772
Message ID:
01601775
Vues:
64
Makes sense. I wanted to be sure that I am not missing something that would get me later. Since I do want to add a parameter to a list of LPARAMETERs and to be able to read this parameter in the calling procedure.
Thank you.

>@ passes the variable by reference, IOW TestFunct writes directly into lVar2 of main program
>
>>Hi,
>>
>>Specifically I mean, as far as the title, what is the purpose of the "L" in LPARAMETERS. I understand it means "local" but the following example shows that it is not quite local:
>>
>>
>>LOCAL lVar1, lVar2
>>
>>STORE 1 TO  lVar1, lVar2
>>
>>=TestFunct( lVar1, @lVar2 )
>>
>>? lVar1, lVar2
>>
>>FUNCTION TestFunct
>>LPARAMETERS lVar1, lVar2
>>
>>lVar2 = 122
>>
>>RETURN
>>
>>
>>Or does it mean that the "@" overrides the L in LPARAMETERS?
"The creative process is nothing but a series of crises." Isaac Bashevis Singer
"My experience is that as soon as people are old enough to know better, they don't know anything at all." Oscar Wilde
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