C# 获取 ipv4的方法

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NetworkInterface[] nics = NetworkInterface.GetAllNetworkInterfaces(); foreach (NetworkInterface adapter in nics) {     //判断是否为以太网卡     //Wireless80211         无线网卡    Ppp     宽带连接     //Ethernet              以太网卡       //这里篇幅有限贴几个常用的，其他的返回值大家就自己百度吧！     if (adapter.NetworkInterfaceType == NetworkInterfaceType.Ethernet)     {         //获取以太网卡网络接口信息         IPInterfaceProperties ip = adapter.GetIPProperties();         //获取单播地址集         UnicastIPAddressInformationCollection ipCollection = ip.UnicastAddresses;         foreach (UnicastIPAddressInformation ipadd in ipCollection)         {             //InterNetwork    IPV4地址      InterNetworkV6        IPV6地址             //Max            MAX 位址             if (ipadd.Address.AddressFamily == AddressFamily.InterNetwork)                 //判断是否为ipv4                 Console.WriteLine(ipadd.Address.ToString());//获取ip         }     } }