HttpListenerRequest.ProtocolVersion 属性

定义

获取请求客户端使用的 HTTP 版本。Gets the HTTP version used by the requesting client.

public:
 property Version ^ ProtocolVersion { Version ^ get(); };
public Version ProtocolVersion { get; }
member this.ProtocolVersion : Version
Public ReadOnly Property ProtocolVersion As Version

属性值

Version

Version 用于标识 HTTP 的客户端版本。A Version that identifies the client's version of HTTP.

示例

下面的代码示例演示如何使用此属性。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);
}
Public Shared Sub ShowRequestProperties2(ByVal request As HttpListenerRequest)
    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)
End Sub

注解

不同 HTTP 版本的功能在中的可用文档中指定 https://www.rfc-editor.orgThe capabilities of different HTTP versions are specified in the documents available at https://www.rfc-editor.org.

适用于

另请参阅