'Declaration
 
Protected MustOverride Function BeginCount( _
   ByVal filter As SqlFilterExpressionResult, _
   ByVal callback As AsyncCallback, _
   ByVal state As Object _
) As IAsyncResult

'Usage
 
Dim instance As AsyncSqlDataSourceProvider
Dim filter As SqlFilterExpressionResult
Dim callback As AsyncCallback
Dim state As Object
Dim value As IAsyncResult
 
value = instance.BeginCount(filter, callback, state)

protected abstract IAsyncResult BeginCount( 
   SqlFilterExpressionResult filter,
   AsyncCallback callback,
   object state
)

Parameters

filter

callback

The AsyncCallback delegate to be called when the operation is complete.

state

An object containing state information for the operation.

Target Platforms: Windows 7, Windows Vista, Windows XP SP3, Windows Server 2008 family

Reference

AsyncSqlDataSourceProvider Class
AsyncSqlDataSourceProvider Members