Public Function BeginAdd( _
   ByVal LayerOrTableID As Integer, _
   ByVal DataObjects As DataObjects, _
   ByVal callback As AsyncCallback, _
   ByVal asyncState As Object _
) As IAsyncResult

Dim instance As FeatureServerProxy
Dim LayerOrTableID As Integer
Dim DataObjects As DataObjects
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginAdd(LayerOrTableID, DataObjects, callback, asyncState)

public IAsyncResult BeginAdd( 
   int LayerOrTableID,
   DataObjects DataObjects,
   AsyncCallback callback,
   object asyncState
)