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Designates the parameter that receives the return value of the member.


Attribute Context

Applies to Interface parameter, interface method
Repeatable No
Required attributes out
Invalid attributes in

For more information about the attribute contexts, see Attribute Contexts.


The retval C++ attribute has the same functionality as the retval MIDL attribute.

retval must appear on the last argument in a function's declaration.


See the example for bindable for a sample use of retval.

See Also

IDL Attributes | Parameter Attributes | Method Attributes | Attributes Samples