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      首頁 > 編程開發 > C#編程 >
      • C#教程之C# socket demo

      • 2019-01-21 20:23 來源:未知

      1. 服務器端代碼

      復制代碼
       1 using System;
       2 using System.Collections.Generic;
       3 using System.Linq;
       4 using System.Net;
       5 using System.Net.Sockets;
       6 using System.Text;
       7 using System.Threading;
       8 using System.Threading.Tasks;
       9 
      10 namespace Sever
      11 {
      12     class Program
      13     {
      14         private static Socket severSocket = null;
      15 
      16         /// <summary>
      17         /// 服務端程序
      18         /// 1. 新建 socket,并綁定端口
      19         /// 2. 接收客戶端連接
      20         /// 3. 給客戶端發送信息
      21         /// 4. 接收客戶端信息
      22         /// 5. 斷開連接
      23         /// </summary>
      24         /// <param name="args"></param>
      25         static void Main(string[] args)
      26         {
      27             severSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
      28             IPEndPoint endPoint = new IPEndPoint(IPAddress.Any, 9999);
      29             severSocket.Bind(endPoint);                 // 綁定
      30             severSocket.Listen(10);                     // 設置最大連接數
      31             Console.WriteLine("開始監聽");
      32             Thread thread = new Thread(ListenClientConnect);        // 開啟線程監聽客戶端連接
      33             thread.Start();
      34             Console.ReadKey();
      35         }
      36 
      37         /// <summary>
      38         /// 監聽客戶端連接
      39         /// </summary>
      40         private static void ListenClientConnect()
      41         {
      42             Socket clientSocket = severSocket.Accept();         // 接收客戶端連接
      43             Console.WriteLine("客戶端連接成功 信息: " + clientSocket.AddressFamily.ToString());
      44             clientSocket.Send(Encoding.Default.GetBytes("你連接成功了"));
      45             Thread revThread = new Thread(ReceiveClientManage);
      46             revThread.Start(clientSocket);
      47         }
      48 
      49         private static void ReceiveClientManage(object clientSocket)
      50         {
      51             Socket socket = clientSocket as Socket;
      52             byte[] buffer = new byte[1024];
      53             int length = socket.Receive(buffer);        // 從客戶端接收消息
      54             Console.WriteLine("收到消息:" + Encoding.Default.GetString(buffer));
      55         }
      56     }
      57 }
      復制代碼

       

       

      2. 客戶端代碼

      復制代碼
       1 using System;
       2 using System.Collections.Generic;
       3 using System.Linq;
       4 using System.Net;
       5 using System.Net.Sockets;
       6 using System.Text;
       7 using System.Threading.Tasks;
       8 
       9 namespace client
      10 {
      11     /// <summary>
      12     /// 客戶端程序
      13     /// 1. 新建 Socket
      14     /// 2. 連接服務器
      15     /// 3. 接收服務器信息
      16     /// 4. 向服務器發送信息
      17     /// </summary>
      18     class Program
      19     {
      20         private static Socket clientSocket = null;
      21 
      22         static void Main(string[] args)
      23         {
      24             clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
      25             // 客戶端不需要綁定, 需要連接
      26             IPEndPoint endPoint = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 9999);   // 端口號要與服務器對應
      27             clientSocket.Connect(endPoint);
      28             Console.WriteLine("連接到服務器");
      29             // 接收服務器信息
      30             byte[] buffer = new byte[1024];
      31             int length = clientSocket.Receive(buffer);
      32             Console.WriteLine("收到消息: " + Encoding.Default.GetString(buffer));
      33             // 向服務器發送消息
      34             clientSocket.Send(Encoding.Default.GetBytes("你好服務器"));
      35             Console.ReadKey();
      36         }
      37     }
      38 }
      復制代碼

       

       

      3. 運行截圖

       

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