C#获取主机IP地址

C#获取主机IP地址:

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using System.Net;

using System.Collections;

namespace test

{

public partial class Form1 : Form

{

public Form1()

{

InitializeComponent();

}

private void Form1_Load(object sender, EventArgs e)

{

this.label1.Text=MyHostIP();

}

//获得主机IP地址

public string MyHostIP()

{

// 显示主机名

string hostname = Dns.GetHostName();

// 显示每个IP地址

IPHostEntry hostent = Dns.GetHostEntry(hostname); // 主机信息

Array addrs = hostent.AddressList; // IP地址数组

IEnumerator it = addrs.GetEnumerator(); // 迭代器，添加名命空间using System.Collections;

// 循环到下一个IP 地址

while (it.MoveNext())

{

IPAddress ip = (IPAddress)it.Current; //获得IP地址，添加名命空间using System.Net;

return ip.ToString();

}

return "";

}

}

}