socket编程  不是很难 问题解决立即结分~
为了实现服务器与多个客户机通信  但是现在问题是每个客户机只能发送一次信息 到第二次发送的时候就不行了 而且在显示方面也又问题但不知道是哪里出错了 找了半天妹看出来 麻烦那个老大帮我看下  感激涕零~
[code=C#][/code]
//客户机代码:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using System.Net.Sockets;
namespace TcpClient
{
     public class TcpClientService
     {
         public string message;
         public byte[] buffer=new byte[1024];
         public TcpClientService()
         {  
             Socket clientService=new Socket(AddressFamily.InterNetwork,SocketType.Stream,ProtocolType.Tcp);
             IPAddress address=IPAddress.Parse("127.0.0.1");
             IPEndPoint IPEP=new IPEndPoint(address,13000);
             clientService.Connect(IPEP);
             //if (clientService.Connected)
             //{
                 Console.WriteLine("连接已建立.......");
                 while (true)
                 {
                     Console.Write("请输入要传输的信息");
                     message = Console.ReadLine();
                     if (message == "exit")
                     {
                         break;
                     }
                     else
                     {
                         buffer = Encoding.ASCII.GetBytes(message);
                         clientService.Send(buffer);
                         int i = clientService.Receive(buffer);
                         message = Encoding.ASCII.GetString(buffer, 0, i);
                         Console.WriteLine("收到回复信息:{0}", message);
                     }
                 }
                 clientService.Close();
                 Console.WriteLine("连接断开");
             //}
         }
         public static void Main()
         {
             TcpClientService Tcp = new TcpClientService();
         }
     }
}
[code=C#][/code]
//服务器代码
namespace TcpService
{
     public class TcpServiceServer
     {
         public Socket service;
         public TcpServiceServer()
         {
             Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
             IPAddress address = IPAddress.Parse("127.0.0.1");
             IPEndPoint IPEP = new IPEndPoint(address, 13000);
             socket.Bind(IPEP);
             socket.Listen(20);
             Console.WriteLine("等待客户机连接......");
             while (true)
             {
                 service = socket.Accept();
                 TcpService tcp = new TcpService(service);
                 Thread thread = new Thread(new ThreadStart(tcp.tcpService));
                 thread.Start();
             }
         }
         public static void Main()
         {
             TcpServiceServer Service = new TcpServiceServer();
         }
     }
     public class TcpService
     {
         public Socket service;
         public int connection = 0;
         public string message;
         public byte[] buffer = new byte[1024];
         public TcpService(Socket service)
         {
             this.service = service;
         }
         public void tcpService()
         {
             if (service != null)