Public Overloads Sub QueryFeatureData2Async( _
   ByVal MapName As String, _
   ByVal LayerDescription As LayerDescription, _
   ByVal QueryFilter As QueryFilter, _
   ByVal QueryResultOptions As QueryResultOptions, _
   ByVal userState As Object _
) 

Dim instance As MapServerProxy
Dim MapName As String
Dim LayerDescription As LayerDescription
Dim QueryFilter As QueryFilter
Dim QueryResultOptions As QueryResultOptions
Dim userState As Object
 
instance.QueryFeatureData2Async(MapName, LayerDescription, QueryFilter, QueryResultOptions, userState)

public void QueryFeatureData2Async( 
   string MapName,
   LayerDescription LayerDescription,
   QueryFilter QueryFilter,
   QueryResultOptions QueryResultOptions,
   object userState
)