public IActionResult OnPost() { if (ModelState.IsValid) { HttpContext.Session.SetString("LastChecked", JsonConvert.SerializeObject(Fizzbuzz)); Fizzbuzz.result = Fizzbuzz.Result(); fizzBuzzContext.Add(Fizzbuzz); fizzBuzzContext.SaveChanges(); Fizzbuzz.result = ""; return(Page()); } return(Page()); }