接收UDP数据的C#

using System;
using System.Net;
using System.Net.Sockets;

class Program
{
    static void Main()
    {
        // 创建一个UDP Socket
        UdpClient udpClient = new UdpClient(1234);

        try
        {
            // 接收UDP数据
            IPEndPoint remoteEP = null;
            byte[] data = udpClient.Receive(ref remoteEP);

            // 处理接收到的数据
            string message = System.Text.Encoding.UTF8.GetString(data);
            Console.WriteLine("接收到来自 {0} 的数据：{1}", remoteEP.ToString(), message);
        }
        catch (Exception e)
        {
            Console.WriteLine(e.ToString());
        }
        finally
        {
            // 关闭UDP Socket
            udpClient.Close();
        }
    }
}