| 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.