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Adds an object to the collection.
Syntax
HRESULT AddElement(
[in] IUnknown *pUnkElement
);
Parameters
[in] pUnkElement
Pointer to the object's IUnknown interface.
Return value
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
| Return code | Description |
|---|---|
|
The method succeeded. |
Remarks
If pUnkElement is NULL, a NULL pointer is added to the collection.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps | UWP apps] |
| Minimum supported server | Windows Server 2008 [desktop apps | UWP apps] |
| Target Platform | Windows |
| Header | mfobjects.h (include Mfidl.h) |
| Library | Mfuuid.lib |