satype
Specifies the data type of the SAFEARRAY structure.
[ satype(
data_type
) ]
Parameters
- data_type
The data type for the SAFEARRAY data structure that is being passed as a parameter to an interface method.
Requirements
Attribute Context
Applies to |
Interface parameter, interface method |
Repeatable |
No |
Required attributes |
None |
Invalid attributes |
None |
Remarks
The satype C++ attribute specifies the data type of the SAFEARRAY.
备注
A level of indirection is dropped from the SAFEARRAY pointer in the generated .idl file from how it is declared in the .cpp file.
Example
// cpp_attr_ref_satype.cpp
// compile with: /LD
#include "unknwn.h"
[module(name="MyModule")];
[dispinterface, uuid("00000000-0000-0000-0000-000000000001")]
__interface A {
[id(1)] HRESULT MyMethod ([in, satype("BSTR")] SAFEARRAY **p);
};