1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Text; 5 using System.Threading.Tasks; 6 using System.Net; 7 using System.Threading; 8 using System.Net.Sockets; 9 10 namespace serverSocketTest611 {12     class Program13     {14         static Socket serverSocket;15         static int port = 2723;16 17         static void Main(string[] args)18         {19             Console.WriteLine("服务端:");20 21             //实例化socket类22             serverSocket = new Socket(AddressFamily.InterNetwork,SocketType.Stream,ProtocolType.Tcp);23             IPAddress ip = IPAddress.Parse("173.168.5.15");24             //标识网络地址25             EndPoint point = new IPEndPoint(ip,port);26             //绑定IP地址和端口号27             serverSocket.Bind(point);28 29             //开始监听客户端的连接30             serverSocket.Listen(10);31             Console.WriteLine("等待客户端连接...");32 33             Thread myThread = new Thread(ListenClientSocket);34             myThread.Start();35 36 37             Console.ReadKey();38 39 40 41         }42 43         /// <summary>44         /// 监听客户端45         /// </summary>46         static void ListenClientSocket()47         {48             while (true)49             {50                 Socket clientSocket = serverSocket.Accept();//接受客户端的连接51                 Console.WriteLine("客户端连接成功");52 53                 string message = "2017，新的开始，新年快乐!加油!继续努力!!!";54                 byte[] data=http://www.mamicode.com/Encoding.UTF8.GetBytes(message);55                 clientSocket.Send(data);56 57                 Thread receive = new Thread(receiveSocket);//receiveSocket 被传递的方法58                 receive.Start(clientSocket); //clientSocket 被传递的参数59             }60             61         }62 63         /// <summary>64         /// 接收来自客户端的消息65         /// </summary>66         static void receiveSocket(object clientSocket)  //////  这里的参数是线程中的参数，参数类型必须是object类型67         {68             Socket myClientSocket = (Socket)clientSocket;  //// 将object类型的参数转换成socket类型  使用参数来启动线程，执行后面的代码69             while (true)70             {71                 byte[] data=http://www.mamicode.com/new byte[1024];72                 int length = myClientSocket.Receive(data);73                 string message=Encoding.UTF8.GetString(data,0,length);74                 Console.WriteLine("接收到来自客户端的消息:"+message);75                 76 77             }78         }79     }80 }

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;using System.Net;using System.Threading;using System.Net.Sockets;namespace clientSocketTest6{    class Program    {        static Socket clientSocket;        static int port = 2723;        static void Main(string[] args)        {            Console.WriteLine("客户端:");            //实力化一个socket类            clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);            IPAddress ip = IPAddress.Parse("173.168.5.15");            //客户端请求与服务端的连接            clientSocket.Connect(ip, port);            Console.WriteLine("服务器连接成功.");            //接受数据            byte[] data = http://www.mamicode.com/new byte[1024];            int length = clientSocket.Receive(data);            string message = Encoding.UTF8.GetString(data, 0, length);            Console.WriteLine("接受到来自服务端的祝福:" + message);            //向服务端发送数居            for (int i = 0; i < 10; i++)            {                Thread.Sleep(2000);//使该线程暂停(休眠)2s                string message2 = "Fighting!!"; //可以写成string message2=Console.ReadLine();                 byte[] data2 = Encoding.UTF8.GetBytes(message2);                clientSocket.Send(data2);                Console.WriteLine("向服务端发送消息:{0}",message2);                           }            Console.ReadKey();        }    }}