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HttpListenerRequest.ProtocolVersion Property

Note: This property is new in the .NET Framework version 2.0.

Gets the HTTP version used by the requesting client.

Namespace: System.Net
Assembly: System (in system.dll)

'Declaration
Public ReadOnly Property ProtocolVersion As Version
'Usage
Dim instance As HttpListenerRequest
Dim value As Version

value = instance.ProtocolVersion

/** @property */
public Version get_ProtocolVersion ()

public function get ProtocolVersion () : Version

Property Value

A Version that identifies the client's version of HTTP.

The capabilities of different HTTP versions are specified in the documents available at http://www.rfc-editor.org.

The following code example demonstrates using this property.

public static void ShowRequestProperties2 (HttpListenerRequest request)
{
    Console.WriteLine("KeepAlive: {0}", request.KeepAlive);
    Console.WriteLine("Local end point: {0}", request.LocalEndPoint.ToString());
    Console.WriteLine("Remote end point: {0}", request.RemoteEndPoint.ToString());
    Console.WriteLine("Is local? {0}", request.IsLocal);
    Console.WriteLine("HTTP method: {0}", request.HttpMethod);
    Console.WriteLine("Protocol version: {0}", request.ProtocolVersion);
    Console.WriteLine("Is authenticated: {0}", request.IsAuthenticated);
    Console.WriteLine("Is secure: {0}", request.IsSecureConnection);

}

Windows 98, Windows Server 2003, Windows XP Media Center Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0
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