public ActionResult ModifierAbsence1()
        {
            int?id = Convert.ToInt32(TempData["idetud"]);



            Repository <Cour>     _repcour   = new Repository <Cour>(AppConfig.DbConnexionString);
            Absenccess            Lnotes     = new Absenccess();
            Repository <Presence> _repradbtn = new Repository <Presence>(AppConfig.DbConnexionString);
            List <Presence>       _etudiant  = _repradbtn.GetAll(v => v.Idetudiant == id && v.IdSemestre == 2, false).ToList();

            Lnotes.ListePresence = _etudiant;
            List <string> cours = new List <string>();

            foreach (Presence e in _etudiant)
            {
                {
                    string cour = _repcour.GetSingle(x => x.IdCour == e.IdCour, false).Libelle;



                    cours.Add(cour);
                }
                ViewBag.IDCour = cours;
            }


            return(View(Lnotes));
        }
        public ActionResult ModifierAbsence1(Absenccess Lnotes)
        {
            Repository <Presence> _repNote = new Repository <Presence>(AppConfig.DbConnexionString);
            List <Presence>       _notes   = _repNote.GetAll(null, false).ToList();

            foreach (Presence p in Lnotes.ListePresence)
            {
                p.Absence = p.IsPresnece;
                _repNote.Update(p);
            }



            return(RedirectToAction("Index"));
        }