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Designates the parameter that receives the return value of the member.
[retval]
Remarks
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.
Example
See the example for bindable for a sample use of retval.
Requirements
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.