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WebSocket.CloseAsync(WebSocketCloseStatus, String, CancellationToken) Method

Definition

Closes the WebSocket connection as an asynchronous operation using the close handshake defined in the WebSocket protocol specification section 7.

public:
 abstract System::Threading::Tasks::Task ^ CloseAsync(System::Net::WebSockets::WebSocketCloseStatus closeStatus, System::String ^ statusDescription, System::Threading::CancellationToken cancellationToken);
public abstract System.Threading.Tasks.Task CloseAsync (System.Net.WebSockets.WebSocketCloseStatus closeStatus, string? statusDescription, System.Threading.CancellationToken cancellationToken);
public abstract System.Threading.Tasks.Task CloseAsync (System.Net.WebSockets.WebSocketCloseStatus closeStatus, string statusDescription, System.Threading.CancellationToken cancellationToken);
abstract member CloseAsync : System.Net.WebSockets.WebSocketCloseStatus * string * System.Threading.CancellationToken -> System.Threading.Tasks.Task
Public MustOverride Function CloseAsync (closeStatus As WebSocketCloseStatus, statusDescription As String, cancellationToken As CancellationToken) As Task

Parameters

closeStatus
WebSocketCloseStatus

Indicates the reason for closing the WebSocket connection.

statusDescription
String

Specifies a human readable explanation as to why the connection is closed.

cancellationToken
CancellationToken

The token that can be used to propagate notification that operations should be canceled.

Returns

The task object representing the asynchronous operation.

Exceptions

The cancellation token was canceled. This exception is stored into the returned task.

Remarks

This operation will not block. The returned Task object will complete after the WebSocket has been closed.

This method closes the WebSocket connection using the close handshake defined in the WebSocket protocol specification section 7.

Applies to