public async Task <IActionResult> PutContact(int id, Contact contact) { if (id != contact.id) { return(BadRequest()); } _context.Entry(contact).State = EntityState.Modified; try { await _context.SaveChangesAsync(); } catch (DbUpdateConcurrencyException) { if (!ContactExists(id)) { return(NotFound()); } else { throw; } } return(NoContent()); }