C#利用服务器实现客户端之间通信

2019-12-30 13:37:24刘景俊

Client端代码(因为都差不多 就只贴一个了) 

 


namespace SocketClient
{
  class Program
  {
    private static byte[] result = new byte[1024];
    private static Socket clientSocket;
    private static void ListenServer()
    {
      while (true)
      {
        result = new byte[1024];
        int receiveLength = clientSocket.Receive(result);
        
        Console.WriteLine("{0}", Encoding.ASCII.GetString(result, 0, receiveLength));
      }
      
    }
    static void Main(string[] args)
    {

      IPAddress ip = IPAddress.Parse("127.0.0.1");
      clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
      try
      {
        clientSocket.Connect(ip, 8885);
        Console.WriteLine("连接成功!");

      }
      catch (Exception e)
      {
        Console.WriteLine("连接失败!");
        return;
      }
      Thread threadRead = new Thread(ListenServer);
      threadRead.Start();
     

      while(true)
      {
        try
        {
          Thread.Sleep(1000);
          string sendMessage = Console.ReadLine();
          clientSocket.Send(Encoding.ASCII.GetBytes("Sylvia:"+sendMessage));
          
        }
        catch (Exception ex)
        {
          clientSocket.Shutdown(SocketShutdown.Both);
          clientSocket.Close();
          break;
        }

      }
      Console.WriteLine("发送完毕 按回车退出");
      Console.ReadKey();
    }
  }
}

写的时候要特别注意一下Send信息的时候,注意byte[]的传输大小,很容易变成byte[]数组的大小而不是内容的大小。 

这个大家就自己尝试吧。

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