public ActionResult AddStudent(db_student model)
        {
            db_student obj = new db_student();


            if (ModelState.IsValid)
            {
                obj.Id          = model.Id;
                obj.Name        = model.Name;
                obj.Fname       = model.Fname;
                obj.Email       = model.Email;
                obj.Description = model.Description;
                obj.Mobile      = model.Mobile;

                if (model.Id == 0)
                {
                    dbObj.db_student.Add(obj);
                    dbObj.SaveChanges();
                }
                else
                {
                    dbObj.Entry(obj).State = System.Data.Entity.EntityState.Modified;
                    dbObj.SaveChanges();
                }
            }
            ModelState.Clear();

            return(View("Student"));
        }
 // GET: Student
 public ActionResult Student(db_student obj)
 {
     return(View(obj));
 }