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  • Socket编程服务端与客户端

    服务端:

    class Program
    {
    static void Main(string[] args)
    {
    //1. 创建socket
    Socket tcpServer = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
    //2. 绑定IP和端口号
    IPAddress ipaddress = new IPAddress(new byte[]{127,0,0,1});
    EndPoint point = new IPEndPOint(ipaddress, 9600);//对IP+端口做了封装的类
    tcpServer.Bind(point);

    //3. 开始监听(等待客户端连接)
    tcpServer.Listen(100);
    Console.WriteLine("开始监听");

    Socket clientSocket = tcpServer.Accept();//暂停当前线程,直到一个客户端连接过来,之后进行下面的代码
    Console.WriteLine("一个客户端链接过来了");

    //4. 使用返回的socket跟客户端做通信
    string message = "欢迎!";
    byte[] data = Encoding.UTF8.GetBytes(message);//
    clientSocket.Send(data);
    Console.WriteLine("向客户端发送消息" + message);

    byte[] data2 = new byte[1024];//创建以一个字节数组当作容器,承接客户端发送过来的数据
    int length = clientSocket.Receive(data2);
    string message2 = Encoding.UTF8.GetString(data2, 0, length);//转化为字符串
    Console.WriteLine("接收到一个客户端发送过来的消息");

    Console.ReadKey();
    }
    }

    客户端:

        class Program
        {
            static void Main(string[] args)
            {
                //1. 创建socket
                Socket tcpClient = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
    
                //2. 发起建立连接的请求
                IPAddress iPAddress = IPAddress.Parse("192.168.152.1");
                EndPoint point = new IPEndPoint(iPAddress,9600);
                tcpClient.Connect(point);
    
                //3. 接收服务器发来的消息
                byte[] data = new byte[1024];
                int length = tcpClient.Receive(data);
                string message = Encoding.UTF8.GetString(data,0,length);//只把接收到的数据做转化
                Console.WriteLine(message);
    
                //4. 向服务器端发送消息
                string message2 = Console.ReadLine();
                tcpClient.Send(Encoding.UTF8.GetBytes(message2));//把字符串转化成字节数组发送到服务器端
             
    
                Console.ReadKey();
            }
        }
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  • 原文地址:https://www.cnblogs.com/wxhao/p/13605085.html
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