Oracle® Objects for OLE Developer's Guide 11g Release 2 (11.2) for Microsoft Windows Part Number E17727-03 |
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Returns True
if the underlying Ref
value of the OraRef
object is Null
.
isnull = OraRef.IsRefNull
Integer
(Boolean)
Accessing the attributes of a Null
Ref
value results in an error. The IsRefNull
property should be checked before accessing attributes of an underlying referenceable object. This property is read-only at run time.