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Compare field value with zero
Message
De
27/11/2011 10:31:27
 
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Versions des environnements
Visual FoxPro:
VFP 9 SP1
Divers
Thread ID:
01529879
Message ID:
01529880
Vues:
43
>Hi,
>
>How do I check if a value in the field is 0 (zero) if the decimal of the field could be any number (e.g. 1,2,4). For example, if field MyField type is Numeric(12,4), and the value in the field is zero, will the following return .T.?
>
>
>? evaluate( cTableAlias + ".MyField" ) = 0
>
>
>That is, do I need to have the decimal 0s specified on the right side of the equation above?
>
>TIA.

No, and you can also use
  ?empty(eval(forceext(m.cTableAlias, 'MyField')))
Gregory
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