public IActionResult Edit(EditStudentsViewsModel model) { var emp = studentsRepository.Get(model.Id); var stu = new Students() { NgaySinh = model.NgaySinh, Email = model.Email, GioiTinh = model.GioiTinh, HoTen = model.HoTen, LopHocId = model.LopHocId, ID = model.Id }; var lophoc = studentsRepository.Edit(stu); if (lophoc != null) { return(RedirectToAction("Index", new { id = lophoc.ID })); } ViewBag.LopHoc = GetLopHocs(); return(View(model)); }