public ActionResult Home(FormCollection form, Topic ts)
        {
            var title = form["Title"];
            //var content = form["Content"];

            ts = db.Topic.Add(new Topic());

            ts.Title = title;
            ts.CreaterId = 1;
            ts.Content = "kkkkkkkkkk";
            ts.CourseId = 1;
            ts.ReplyCount = 15;
            ts.CreateTime = DateTime.Now;
            ts.ReplyTime = DateTime.Now;

            db.SaveChanges();

            //try
            //{
            //  result += db.SaveChanges();
            //}
            //catch(Exception ex)
            //{
            //    throw;
            //}
            return Content("ok");
        }
 /// <summary>
 /// Deprecated Method for adding a new object to the Topics EntitySet. Consider using the .Add method of the associated ObjectSet&lt;T&gt; property instead.
 /// </summary>
 public void AddToTopics(Topic topic)
 {
     base.AddObject("Topics", topic);
 }
 /// <summary>
 /// Create a new Topic object.
 /// </summary>
 /// <param name="id">Initial value of the Id property.</param>
 /// <param name="nom">Initial value of the Nom property.</param>
 /// <param name="dateCreation">Initial value of the DateCreation property.</param>
 /// <param name="createurId">Initial value of the CreateurId property.</param>
 /// <param name="contenu">Initial value of the Contenu property.</param>
 /// <param name="categorieId">Initial value of the CategorieId property.</param>
 public static Topic CreateTopic(global::System.Int32 id, global::System.String nom, global::System.DateTime dateCreation, global::System.Int32 createurId, global::System.String contenu, global::System.Int32 categorieId)
 {
     Topic topic = new Topic();
     topic.Id = id;
     topic.Nom = nom;
     topic.DateCreation = dateCreation;
     topic.CreateurId = createurId;
     topic.Contenu = contenu;
     topic.CategorieId = categorieId;
     return topic;
 }