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Indicates if data field is optional.
[Visual Basic .NET]
Public Function get_FieldOptional ( _
ByVal idx As Integer _
) As Boolean
[C#]
public bool get_FieldOptional (
int idx
);
[C++]
HRESULT get_FieldOptional(
long idx,
Boolean* bOptional
);
[C++] Parameters idx [in]
idx is a parameter of type long bOptional [out, retval]
bOptional is a parameter of type bool*