• c# TCPclient


    服务端

    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.Net.Sockets;
    using System.Net;
    using System.Threading;
    
    namespace WindowsFormsApplication1
    {
        public partial class Form1 : Form
        {
            public Form1()
            {
                InitializeComponent();
            }
            private TcpListener tcp;
            private void button1_Click(object sender, EventArgs e)
            {
                tcp = new TcpListener(IPAddress.Any, 5000);
                tcp.Start();
                Thread t = new Thread(server);
                t.IsBackground = true;
                t.Start(tcp);
            }
    
            private void server(object o) 
            {
                
                TcpListener list = o as TcpListener;
                this.textBox1.AppendText("连接成功"+"
    ");
                while (true) 
                {
                    const int buffer = 256;
                    TcpClient client = list.AcceptTcpClient();
                    NetworkStream strem = client.GetStream();
                    byte[] b = new byte[buffer];
                    int r = strem.Read(b, 0, buffer);
                    string str = Encoding.UTF8.GetString(b, 0, r);
                    
                    this.textBox2.AppendText(client.Client.RemoteEndPoint.ToString() + ":"+str+"
    ");
                    strem.Close();
    
                }
            
    
            }
    
    
            public void showmsg(string msg) 
            {
                this.textBox2.AppendText(msg + "
    ");
            }
    
            private void Form1_Load(object sender, EventArgs e)
            {
                Control.CheckForIllegalCrossThreadCalls = false;
            }
        }
    }
    

      客户端

    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.Net.Sockets;
    using System.Net;
    using System.Threading;
    
    
    namespace client
    {
        public partial class Form1 : Form
        {
            public Form1()
            {
                InitializeComponent();
            }
            private TcpClient client;
            private void button1_Click(object sender, EventArgs e)
            {
                const int size = 406;
                client = new TcpClient();
                client.Connect(IPAddress.Parse("172.16.5.24"),5000);
                NetworkStream strem = client.GetStream();
                string str = this.textBox1.Text.Trim();
                byte[] b = Encoding.UTF8.GetBytes(str);
                strem.Write(b, 0, b.Length);
                strem.Close();
                client.Close();
    
                
            }
    
            private void Form1_Load(object sender, EventArgs e)
            {
                Control.CheckForIllegalCrossThreadCalls = false;
            }
        }
    }
    

      

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  • 原文地址:https://www.cnblogs.com/mengluo/p/5669827.html
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