IRequestDictionary::get_Key
Use this method to get the a unique identifier for items in the ClientCertificates, Cookies, Form, and QueryString collections.
HRESULT STDMETHODCALLTYPE get_Key(
VARIANT VarKey,
VARIANT* pVar
);
Parameters
VarKey
[in] Indicates which item to retrieve from the collection.pVar
[retval] [out] Points to the item that is returned.
Requirements
Client: Requires Windows XP Professional, Windows 2000 Professional, or Windows NT Workstation 4.0.
Server: Requires Windows Server 2003, Windows 2000 Server, or Windows NT Server 4.0.
Product: IIS