EasyUA Reference
BeginSendRequest Method
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Opc.Ua.Core.Net4 Assembly > Opc.Ua Namespace > ITransportChannel Interface : BeginSendRequest Method

Visual Basic (Usage)
C#

request: The request to send.

callback: The callback to call when the operation completes.

callbackData: The callback data to return with the callback.

Begins an asynchronous operation to send a request over the secure channel.

Syntax

Visual Basic (Usage)	Copy Code
Dim instance As ITransportChannel Dim request As IServiceRequest Dim callback As AsyncCallback Dim callbackData As Object Dim value As IAsyncResult value = instance.BeginSendRequest(request, callback, callbackData)

Visual Basic (Usage)

Copy Code

Dim instance As ITransportChannel
Dim request As IServiceRequest
Dim callback As AsyncCallback
Dim callbackData As Object
Dim value As IAsyncResult
 
value = instance.BeginSendRequest(request, callback, callbackData)

C#
IAsyncResult BeginSendRequest( IServiceRequest request, AsyncCallback callback, object callbackData )

IAsyncResult BeginSendRequest( 
   IServiceRequest request,
   AsyncCallback callback,
   object callbackData
)

Parameters

request: The request to send.
callback: The callback to call when the operation completes.
callbackData: The callback data to return with the callback.

Return Value

The result which must be passed to the EndSendRequest method.

Exceptions

Exception	Description
ServiceResultException	Thrown if any communication error occurs.

Requirements

Target Platforms: Windows 7/8/10, Windows Server 2003/2008/2012/2015, .NET4.x

Syntax

Parameters

Return Value

Exceptions

Requirements

See Also

Reference