C#-DUP

void jianting()

{

     int port = 8888;

            UdpClient udpclient = new UdpClient(port);

            IPEndPoint ipendpoint = new IPEndPoint(IPAddress.Any, port);

            //IPEndPoint ipendpoint = new IPEndPoint(IPAddress.Parse ("192.168.1.114"), port);

            try

            {

                while (true)

                {

                    byte[] bytes = udpclient.Receive(ref ipendpoint);

                    string strIP = "信息来自" + ipendpoint.Address.ToString();

                    string strInfo = Encoding.GetEncoding("gb2312").GetString(bytes, 0, bytes.Length);

                    MessageBox.Show(strInfo+ strIP);

                }

            }

            catch (Exception e)

            {

                MessageBox.Show(e.ToString());

            }

}

public string Send(string strServer, string strContent)

{

    Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);

    IPAddress ipaddress = IPAddress.Parse(strServer);

    byte[] btContent = Encoding.GetEncoding("gb2312").GetBytes(strContent);

    IPEndPoint ipendpoint = new IPEndPoint(ipaddress, 8888);

    socket.SendTo(btContent, ipendpoint);

    socket.Close();

    return "发送成功！";

}
巴特西

C#-DUP

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