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À
16/04/2009 06:18:58
Cetin Basoz
Engineerica Inc.
Izmir, Turquie
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Titre:
Versions des environnements
Visual FoxPro:
VFP 9
OS:
Windows XP
Network:
Windows XP
Database:
Visual FoxPro
Divers
Thread ID:
01393914
Message ID:
01395170
Vues:
83
>>>>You need to look at the actual values in these controls, particularly the EditBox. If the EditBox is linked to a Memo field, then I believe that EMPTY() is only true if value is zero-length.
>>>>
>>>
>>>No, it is not a true statement. It might show as 'Memo' but empty() in that code would return true if memo only have white space created with CRLF, TAB and space.
>>>
>>>Update: BTW he took that part from me and glued with some new code. But he doesn't say what does 'not work' mean, what are the actual datatypes etc.
>>>
>>>Cetin
>>
>>Cetin,
>>
>>I just tested this and a Memo field with spaces, etc., returns a false for EMPTY().
>>
>>Chris
>
>Chris,
>I think I misinterpereted your saying wrong originally. Attached on code's top probably at that time I thought in reference to that code. Now reading your sentence alone here, you are right too. Sorry for the misinterpretation. Mine was about the code piece I showed in other post.
>
>Cetin

I had a feeling that we were comparing apples to oranges. In using a memo field, I believe that it is imperative to use ALLTRIM to ensure that you are looking at the actual content and not the extraneous white space.
Christopher Reed
"The oxen are slow, but the earth is patient."
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