IPortableDeviceKeyCollection::GetCount method

The GetCount method retrieves the number of keys in this collection.

Syntax

HRESULT GetCount(
  [in] DWORD *pcElems
);

pcElems [in]: Pointer to a DWORD that contains the number of keys in the collection.

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Return code	Description
S_OK	The method succeeded.
E_POINTER	A required pointer argument was NULL.

For an example of how to use this method, see Retrieving Supported Service Events.

Requirement	Value
Header	PortableDeviceTypes.h
Library	PortableDeviceGUIDs.lib