C# TCP 通讯

//接收

using System;

using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace TcpReceiver
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
Thread th = new Thread(new ThreadStart(RecvData));
th.Start();
}

private void RecvData()
{
IPAddress localAddr = IPAddress.Parse("127.0.0.1");
int port = 10001;

TcpListener listener = new TcpListener(localAddr, port);
listener.Start();
TcpClient client = listener.AcceptTcpClient();
NetworkStream ns = client.GetStream();
StreamReader sr = new StreamReader(ns);
string result = sr.ReadToEnd();
Invoke(new UpdateDisplayDelegate(UpdateDisplay), new Object[] { result });
client.Close();
listener.Stop();
}

delegate void UpdateDisplayDelegate(string text);

void UpdateDisplay(string text)
{
txtRecv.Text = text;
}
}

}

//发送

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Net.Sockets;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace TcpExam
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}

private void btnSend_Click(object sender, EventArgs e)
{
TcpClient client = new TcpClient(txtHost.Text, int.Parse(txtPort.Text));
NetworkStream ns = client.GetStream();
FileStream fs = File.Open("Form1.cs",FileMode.Open);
int t = fs.ReadByte();
while (t != -1)
{
ns.WriteByte((byte)t);
t = fs.ReadByte();
}
fs.Close();
ns.Close();
client.Close();
}
}
}

巴特西

C# TCP 通讯

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