public ActionResult DeleteMistake(string username, string classId, int classNum, string id)
{
MistakeModel model = new MistakeModel();
model.Delete(username, classId, classNum, id);
return(RedirectToAction("ListMistakes"));
}
public ActionResult DeleteMistake(string username, string classId, int classNumber, string id)
{
MistakeModel mistakeModel = new MistakeModel();
mistakeModel.Delete(username, classId, classNumber, id);
return(RedirectToAction("ViewMistake", new { classId, classNumber }));
}