Syntax
| Visual Basic (Declaration) | |
|---|---|
<OperationContractAttribute(Action="http://opcfoundation.org/UA/2008/02/Services.wsdl/InvokeService", ReplyAction="http://opcfoundation.org/UA/2008/02/Services.wsdl/InvokeServiceResponse", AsyncPattern=True)> Function BeginInvokeService( _ ByVal request As InvokeServiceMessage, _ ByVal callback As AsyncCallback, _ ByVal asyncState As Object _ ) As IAsyncResult | |
| C# | |
|---|---|
[OperationContractAttribute(Action="http://opcfoundation.org/UA/2008/02/Services.wsdl/InvokeService", ReplyAction="http://opcfoundation.org/UA/2008/02/Services.wsdl/InvokeServiceResponse", AsyncPattern=true)] IAsyncResult BeginInvokeService( InvokeServiceMessage request, AsyncCallback callback, object asyncState ) | |
Parameters
- request
- callback
- asyncState
Requirements
Target Platforms: Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows 7, Windows Server 2008 family