C#使用TCP协议实现数据发送和接受的方法

using System;
using System.Net;
using System.Net.Sockets;
using System.Text;
class Program
{
    static void Main()
    {
        // 设置服务器IP地址和端口号
        IPAddress ip = IPAddress.Parse("127.0.0.1");//写入实际的IP地址
        int port = 8888;
        // 创建TCP监听器
        TcpListener listener = new TcpListener(ip, port);
        listener.Start();
        Console.WriteLine("等待客户端连接...");
        // 接受客户端连接
        TcpClient client = listener.AcceptTcpClient();
        Console.WriteLine("客户端已连接");
        // 获取网络流
        NetworkStream stream = client.GetStream();
        // 读取客户端发送的数据
        byte[] buffer = new byte[1024];
        int bytesRead = stream.Read(buffer, 0, buffer.Length);
        string dataReceived = Encoding.ASCII.GetString(buffer, 0, bytesRead);
        Console.WriteLine("接收到数据： " + dataReceived);
        // 向客户端发送数据
        string dataToSend = "Hello, Client!";
        byte[] dataBytes = Encoding.ASCII.GetBytes(dataToSend);
        stream.Write(dataBytes, 0, dataBytes.Length);
        Console.WriteLine("已发送数据： " + dataToSend);
        // 关闭连接
        stream.Close();
        client.Close();
        listener.Stop();
    }
}

using System;
using System.Net.Sockets;
using System.Text;
class Program
{
    static void Main()
    {
        // 设置服务器IP地址和端口号
        string serverIP = "127.0.0.1";
        int serverPort = 8888;
        // 创建TCP客户端
        TcpClient client = new TcpClient();
        client.Connect(serverIP, serverPort);
        Console.WriteLine("已连接到服务器");
        // 获取网络流
        NetworkStream stream = client.GetStream();
        // 向服务器发送数据
        string dataToSend = "Hello, Server!";
        byte[] dataBytes = Encoding.ASCII.GetBytes(dataToSend);
        stream.Write(dataBytes, 0, dataBytes.Length);
        Console.WriteLine("已发送数据： " + dataToSend);
        // 读取服务器发送的数据
        byte[] buffer = new byte[1024];
        int bytesRead = stream.Read(buffer, 0, buffer.Length);
        string dataReceived = Encoding.ASCII.GetString(buffer, 0, bytesRead);
        Console.WriteLine("接收到数据： " + dataReceived);
        // 关闭连接
        stream.Close();
        client.Close();
    }
}