【Asp.Net MVC】日常---路由

想要这样的路由

不带id:http://test.mymong.com/Home/List.html

带id:http://test.mymong.com/Home/Del/561755ba3af24efa4fc09cef.html

routes.MapRoute(
name: "D",
url: "{controller}/{action}/{id}.html",
defaults: new { controller = "Home", action = "Index" }
);
routes.MapRoute(
name: "E",
url: "{controller}/{action}.html",
defaults: new { controller = "Home", action = "Index" }
);