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Using the FIELD() function and REPLACE
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À
27/07/2000 09:36:08
Raymond Humphrys
Michigan Department of Community Health
Bath, Michigan, États-Unis
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Divers
Thread ID:
00397520
Message ID:
00397562
Vues:
12
>Strange. I'm looking at the table and the see that the column is blank and the following happens:
>
>? isnull(eval(field(1))) Returns .f.
>? empty(eval(field(7))) Returns .t.
>
>>>? isnull(field(7)) OR isnull(field(i))) if looping ...
>>>
>>>>ISNULL()
>>

>>ISNUL( EVAL( FIELD(i) ) )

Raymond,

If a field is NULL it is not empty (both EMPTY() and ISBLANK() will return .F.). If EMPTY() or ISBLANK(), it is not NULL.
George

Ubi caritas et amor, deus ibi est
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