3.22.4.5 IUpdateCollection::ReadOnly (Opnum 12)
The IUpdateCollection::ReadOnly (opnum 12) method returns whether the collection is read-only.
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HRESULT ReadOnly( [out, retval] VARIANT_BOOL* retval );
retval: MUST be set either to VARIANT_TRUE if the collection is read-only, or to VARIANT_FALSE if it is not.
Return Values: The method MUST return information in an HRESULT data structure. The severity bit in the structure identifies the following conditions:
If the severity bit is set to 0, the method completed successfully.
If the severity bit is set to 1, the method failed and encountered a fatal error.
Exceptions Thrown: No exceptions are thrown beyond those thrown by the underlying RPC protocol [MS-RPCE].
This method SHOULD return the value of the ReadOnly ADM element.