我有tableview和使用swift的自定义单元格。下面是完整的代码:classLeftMenuViewController:UIViewController{lettitles:[String]=["Home","Category","Chat","notification","Flagger","Feedback","Setting","LogOut"]overridefuncviewDidLoad(){super.viewDidLoad()letleftmenuView:LeftMenu=LeftMenu()letnib=UINib(nibName:"LeftMenuCell"