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Vartype with tables
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À
26/12/2007 09:17:39
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Divers
Thread ID:
01277433
Message ID:
01277509
Vues:
20
>>I can use type for if there is a field in table:
>>
>>
?type("mytable.myfield")="U"
>>
>>but with vartype
>>
>>
?vartype("mytable.myfield")="U"
>>
>>is generates variable not found. Isn't that a bug?
>
>Here's what we said in HackFox about this:
>
>"Because VARTYPE() explicitly passes the expression to test as a parameter, it fails if an expression cannot be evaluated, causing an error 12, "Variable not found"—you'll still want to use TYPE() to check if a variable exists."
>

Which leaves the usefulness of VARTYPE() open to question.
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