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Empty() vs 2 quotes
Message
De
21/10/2011 10:58:22
 
 
À
21/10/2011 05:16:59
Dragan Nedeljkovich (En ligne)
Now officially retired
Zrenjanin, Serbia
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Versions des environnements
Visual FoxPro:
VFP 9 SP2
Divers
Thread ID:
01526798
Message ID:
01527047
Vues:
65
>>>>You can use
>>>>
>>>>update States set State = 'SP' where Len(State) = 0 && Empty state
>>>
>>>That will not work, as all fields will have the length of the field, you need len(alltrim(State)) = 0, but I would rather use empty(State)
>>
>>In this case EMPTY(State) should work (assuming State is not a memo field).
>
>Empty() works on any type of field or expression, that's the beauty of it. Even memos.

Yupp, only marred by erroring out on objects...
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