效果图

 服务器端

visionpro配置服务器端，配置端口号、需要发送的数据等

 客户端

vs编写代码接收数据

主要是复制的例程，到时候编写的时候可以借鉴。

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.Net;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;namespace myTCPIPApp
{public partial class Form1 : Form{// Used for thread safe GUI updateprivate delegate void UpdateString(string text);private TcpClient _client;// Thread that is responsible for identifying client connection requests.private Thread _connectionThread;private long _totalBytes; // record the total number of bytes received// Used to log the received data from serverprivate StreamWriter _write;// When the server is not running from the same machine,// change Dns.GetHostName() to the target server name.private string hostname = Dns.GetHostName();public Form1(){InitializeComponent();}private void ConnectButton_Click(object sender, EventArgs e){if (ConnectButton.Text == "Connect"){ConnectToServer();}else{StopClient();}}private void ConnectToServer(){try{ConnectButton.Text = "Stop";//_totalBytes = 0;// There is only one connection thread that is used to connect clients._connectionThread = new System.Threading.Thread(new ThreadStart(ReceiveDataFromServer));_connectionThread.IsBackground = true;_connectionThread.Priority = ThreadPriority.AboveNormal;_connectionThread.Name = "Handle Server";_connectionThread.Start();PortNumberBox.Enabled = false;}catch (Exception ex){MessageBox.Show(this, ex.Message, "QuickBuild Client Sample");}}private void StopClient(){if (this.InvokeRequired){// StopClient can be called after// client is closedif (ConnectButton.Text != "Connect")this.BeginInvoke(new MethodInvoker(StopClient));return;}Cursor.Current = Cursors.WaitCursor;// Change to listen modeConnectButton.Text = "Connect";if (_client != null){// Close the connection_client.Close();// Wait for the thread to terminate._connectionThread.Join();}PortNumberBox.Enabled = true;Cursor.Current = Cursors.Default;}private void ReceiveDataFromServer(){try{// Create TcpClient to initiate the connection to the server._client = new TcpClient(hostname,Int32.Parse(PortNumberBox.Value.ToString()));}catch (SocketException ex){//DisplayError(ex.Message);return;}NetworkStream netStream = null;try{netStream = _client.GetStream();}catch (Exception ex){// a bad connection, couldn't get the NetworkStream//DisplayError(ex.Message);return;}// Make sure we can read the data from the network streamif (netStream.CanRead){try{// Receive buffer -- should be large enough to reduce overhead.byte[] receiveBuffer = new byte[512];int bytesReceived;                    // Received byte count// Read data until server closes the connection.while ((bytesReceived = netStream.Read(receiveBuffer, 0, receiveBuffer.Length)) > 0){if (_write != null)_write.Write(Encoding.ASCII.GetString(receiveBuffer, 0, bytesReceived));UpdateGUI(Encoding.ASCII.GetString(receiveBuffer, 0, bytesReceived));}}catch (Exception ex){// Ignore if the error is caused during shutdown// since the stream and client will be closed//if (ConnectButton.Text != "Connect")//DisplayError(ex.Message);}}StopClient();}private void UpdateGUI(string s){if (OutputTextBox.InvokeRequired)OutputTextBox.BeginInvoke(new UpdateString(UpdateGUI), new object[] { s });else{if (OutputTextBox.TextLength >= OutputTextBox.MaxLength)OutputTextBox.Text = "";OutputTextBox.AppendText(s);_totalBytes += s.Length;//TotalBytesLabel.Text = _totalBytes.ToString();}}}
}