'Declaration
Function BeginOpen( _ ByVal callback As AsyncCallback, _ ByVal callbackData As Object _ ) As IAsyncResult
'Usage
Dim instance As ITransportChannel Dim callback As AsyncCallback Dim callbackData As Object Dim value As IAsyncResult value = instance.BeginOpen(callback, callbackData)
IAsyncResult BeginOpen( AsyncCallback callback, object callbackData )
IAsyncResult^ BeginOpen( AsyncCallback^ callback, Object^ callbackData )
Parameters
- callback
- The callback to call when the operation completes.
- callbackData
- The callback data to return with the callback.
Return Value
The result which must be passed to the EndOpen method.