public async Task <IActionResult> Create(SubSpecialties subSpecialties)
        {
            if (ModelState.IsValid)
            {
                _db.Add(subSpecialties);
                await _db.SaveChangesAsync();

                return(RedirectToAction(nameof(Index)));
            }
            return(View(subSpecialties));
        }
        public async Task <IActionResult> Edit(int id, SubSpecialties subSpecialties)
        {
            if (id != subSpecialties.Id)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                _db.Update(subSpecialties);
                await _db.SaveChangesAsync();

                return(RedirectToAction(nameof(Index)));
            }
            return(View(subSpecialties));
        }