//public static IServiceCollection services { get; set; } = new Microsoft.Extensions.DependencyInjection.ServiceCollection();
        // public static void Main(String[] args, IConfiguration configuration, Microsoft.AspNetCore.Hosting.IHostingEnvironment hostingEnvironment)//不支持
        public static void Main(String[] args)

        {
            //Random random = new Random();
            //Int32 portNum = random.Next(5000, 6000);
            //return WebHost.CreateDefaultBuilder(args).UseStartup<Startup>();
            // Int32 seed = 6;
            //Random random = new Random(seed);
            Random random  = new Random();
            Int32  portNum = random.Next(5000, 6000);
            String urls    = "http://*****:*****@"SOFTWARE\jbhuang99"))
             *  {
             *      if (registryKeykey != null)
             *      {
             *          Object obj = registryKeykey.GetValue("Title");
             *          Console.WriteLine(obj.ToString());
             *      }
             *  }
             * }
             * else { Console.WriteLine("您当前可能不是基于windows操作系统运行本软件!无法自动打开本软件默认的浏览器,将打开本机默认的浏览器作为界面运行本软件,或者,您可以自己手动打开想要的浏览器作为界面运行本软件!"); }
             * //System.Diagnostics.Process processTemp = new System.Diagnostics.Process();
             * //processTemp.StartInfo.FileName = @"C:\Program Files(x86)\Google\Chrome\Application\chrome.exe";
             * //processTemp.Start();
             **/
        }
 public BroweringOfTextbookController(BroweringOfTextbookDbContext context)
 {
     _context = context;
 }