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Categories / C# Tutorial / Network

 

Simple Tcp Client

using System; using System.Net; using System.Net.Sockets; using System.Text; class MainClass {    public static void Main()    {       IPEndPoint ip = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 9999);       Socket server = new Socket(AddressFamily.InterNetwork,SocketType.Stream, ProtocolType.Tcp);       try       {          server.Connect(ip);       } catch (SocketException e){          Console.WriteLine("Unable to connect to server.");          return;       }       Console.WriteLine("Type 'exit' to exit.");       while(true)       {          string input = Console.ReadLine();          if (input == "exit")             break;          server.Send(Encoding.ASCII.GetBytes(input));          byte[] data = new byte[1024];          int receivedDataLength = server.Receive(data);          string stringData = Encoding.ASCII.GetString(data, 0, receivedDataLength);          Console.WriteLine(stringData);       }       server.Shutdown(SocketShutdown.Both);       server.Close();    } }