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When is .NULL.= .NULL.?
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À
28/07/2000 14:31:51
Ulises Victoria
Monterrey, Mexique
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Titre:
Re: When is .NULL.= .NULL.?
Divers
Thread ID:
00398289
Message ID:
00398344
Vues:
30
Ulises,

NULL never equals NULL. NULL = NULL is NULL and not .T.

Think of it this way, NULL means "I don't know", so the answer to is "I don't know" equal to "I don't know" can only be "I don't know".

To get what you want check ISNULL(FieldName).
Janis

www.JamesBooth.com
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