Public Function BeginFind( _
   ByVal MapDescription As MapDescription, _
   ByVal MapImageDisplay As ImageDisplay, _
   ByVal SearchString As String, _
   ByVal Contains As Boolean, _
   ByVal SearchFields As String, _
   ByVal FindOption As esriFindOption, _
   ByVal LayerIDs() As Integer, _
   ByVal callback As AsyncCallback, _
   ByVal asyncState As Object _
) As IAsyncResult

Dim instance As MapServerProxy
Dim MapDescription As MapDescription
Dim MapImageDisplay As ImageDisplay
Dim SearchString As String
Dim Contains As Boolean
Dim SearchFields As String
Dim FindOption As esriFindOption
Dim LayerIDs() As Integer
Dim callback As AsyncCallback
Dim asyncState As Object
Dim value As IAsyncResult
 
value = instance.BeginFind(MapDescription, MapImageDisplay, SearchString, Contains, SearchFields, FindOption, LayerIDs, callback, asyncState)

public IAsyncResult BeginFind( 
   MapDescription MapDescription,
   ImageDisplay MapImageDisplay,
   string SearchString,
   bool Contains,
   string SearchFields,
   esriFindOption FindOption,
   int[] LayerIDs,
   AsyncCallback callback,
   object asyncState
)