Public Overloads Sub HasLayerCacheAsync( _
   ByVal MapName As String, _
   ByVal LayerID As Integer, _
   ByVal userState As Object _
) 

Dim instance As MapServerProxy
Dim MapName As String
Dim LayerID As Integer
Dim userState As Object
 
instance.HasLayerCacheAsync(MapName, LayerID, userState)

public void HasLayerCacheAsync( 
   string MapName,
   int LayerID,
   object userState
)