C#網路編程學習_01

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參考http://blog.csdn.net/yuzhongchun/article/details/11990571

using System.Net;namespace Network_01{    public partial class Main : Form    {        public Main()        {            InitializeComponent();        }        private void btnGetHostName_Click(object sender, EventArgs e)        {            DebugInfo.Text = Dns.GetHostName();//返回本機名稱        }        private void btnGetHostEntry_Click(object sender, EventArgs e)        {            DebugInfo.Text = "";            IPHostEntry ipEntry = Dns.GetHostEntry(Dns.GetHostName());      //返回目標主機執行個體            foreach (IPAddress ipAddr in ipEntry.AddressList)            {                if (ipAddr.AddressFamily.ToString() == "InterNetwork") //IP4 InterNetworkV6 IP6                DebugInfo.Text += ipAddr.AddressFamily.ToString()+":" + ipAddr.ToString() + "\r\n";            }        }        private void WebGetHostEntry_Click(object sender, EventArgs e)        {            DebugInfo.Text = "";            IPHostEntry ipEntry = Dns.GetHostEntry(AddrText.Text.Trim());            foreach (IPAddress ipAddr in ipEntry.AddressList)            {                if (ipAddr.AddressFamily.ToString() == "InterNetwork")      //IP4                    DebugInfo.Text += ipAddr.AddressFamily.ToString() + ":" + ipAddr.ToString() + "\r\n";            }        }          }}