BiosealMVCWeb.Controllers.NewsCenterController.Index C# (CSharp) Méthode

        public ActionResult Index()
        {
            db = new biosealEntities();
            //group by 分组遍历所有新闻，每个类别取前5条记录
            var News = from t in db.News
                       group t by t.CategoryId into g
                       select g.OrderByDescending(i => i.DateTime).Take(5);

            return View(News);
        }