public async Task <IActionResult> Edit(int id, [Bind("Id,UserId,Title,Body")] Sample sample) { if (id != sample.Id) { return(NotFound()); } if (ModelState.IsValid) { try { _context.Update(sample); await _context.SaveChangesAsync(); } catch (DbUpdateConcurrencyException) { if (!SampleExists(sample.Id)) { return(NotFound()); } else { throw; } } return(RedirectToAction(nameof(Index))); } return(View(sample)); }