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Identifies a reference pointer.


Attribute Context

Applies to typedef, interface parameter, interface method
Repeatable No
Required attributes None
Invalid attributes None

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


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


The following code shows how to use the ref attribute:

// cpp_attr_ref_ref.cpp
// compile with: /LD
#include <windows.h> 
[dispinterface, uuid("00000000-0000-0000-0000-000000000001")]
__interface IFireTabCtrl
   [id(1), unique] char * GetFirstName([in, ref] char * pszFullName ); 

See Also

IDL Attributes | Typedef, Enum, Union, and Struct Attributes | Parameter Attributes | Attributes Samples

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