C# Socket长连接

Question

啊啊啊 客户端啊 .很简单 几句话啊..            TcpClient c = new TcpClient();
            c.Connect(IPAddress.Parse("111.222.33.44"), 5566);
            c.Client.Send(new byte[2]{0x01,0x02});
            c.Client.Shutdown(SocketShutdown.Both);
            c.Client.Close();
            c.Close();

Answer 1

sorry我这只是发....using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Threading;
using System.Net.Sockets;
using System.Net;
namespace SmartMobileHttpSocketDemo
{
    public partial class Form2 : Form
    {        public Form2()
        {
            InitializeComponent();
            button2.Enabled = false;        }
        byte[] buffer = new byte[1024];
        Socket socket;
        private void button1_Click(object sender, EventArgs e)
        {
            try
            {
                socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                socket.Connect(txt_ip.Text, int.Parse(txt_port.Text));
                button1.Enabled = false;
                button2.Enabled = true;
            }
            catch (Exception ex)
            {
                FuncWrite(ex.Message);
                return;
            }
            socket.BeginReceive(buffer, 0, buffer.Length, SocketFlags.None, new AsyncCallback(ReceiveMessage), socket);
        }
        void ReceiveMessage(IAsyncResult ar)
        {
            try
            {
                var socket = ar.AsyncState as Socket;
                var length = socket.EndReceive(ar);
                byte[] reallData = new byte[length];
                Array.Copy(buffer, reallData, length);
                FuncWrite("Rece:" + string.Join("-", reallData.Select(d => d.ToString("X2")).ToArray()));
            }
            catch (Exception ex)
            {
                FuncWrite(ex.Message);
            }
            finally
            {
                socket.BeginReceive(buffer, 0, buffer.Length, SocketFlags.None, new AsyncCallback(ReceiveMessage), socket);
            }
        }        void FuncWrite(object text)
        {
            this.Invoke(new Action(() => listBox1.Items.Insert(0, text)));
        }        private void button2_Click(object sender, EventArgs e)
        {
            var b = textBox3.Text.Split('-').Select(x => Convert.ToByte(x, 16)).ToArray();
            socket.Send(b);
            FuncWrite("Send:" + textBox3.Text);
        }        private void button3_Click(object sender, EventArgs e)
        {
            listBox1.Items.Clear();
        }        private void listBox1_MouseDoubleClick(object sender, MouseEventArgs e)
        {
             var SelectedItem = listBox1.SelectedItem;
             if (SelectedItem != null)
             {
                 var msg = SelectedItem.ToString().Replace("Send:", "").Replace("Rece:", "");
                 Clipboard.SetDataObject(msg, false);
             }
        }
    }
}