Public Function BeginAutoComplete( _
   ByVal SpatialReference As SpatialReference, _
   ByVal InPolygons() As Polygon, _
   ByVal InCompletionLines() As Polyline, _
   ByVal callback As AsyncCallback, _
   ByVal asyncState As Object _
) As IAsyncResult

Dim instance As GeometryServerProxy
Dim SpatialReference As SpatialReference
Dim InPolygons() As Polygon
Dim InCompletionLines() As Polyline
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginAutoComplete(SpatialReference, InPolygons, InCompletionLines, callback, asyncState)

public IAsyncResult BeginAutoComplete( 
   SpatialReference SpatialReference,
   Polygon[] InPolygons,
   Polyline[] InCompletionLines,
   AsyncCallback callback,
   object asyncState
)