Unity3d Detect NetState

     public static bool HasConnection()
     {
         System.Net.WebClient client;
         System.IO.Stream stream;
         try
         {
             using (client = new System.Net.WebClient())

             using (stream = client.OpenRead(GameUrl.BaseUrl))
             {
                 return client.ResponseHeaders != null && client.ResponseHeaders.Count > ;
             }

         }
         catch (Exception e)
         {
             return false;
         }
     }