public Dictionary <int, string> CanPhuS() { Dictionary <int, string> dict = new Dictionary <int, string>(); foreach (CanPhu cp in CanPhu.DocTatCa()) { dict.Add(cp.ID, cp.Ten); } return(dict); }
//Dành cho display public List <CanPhu> ThanhPhamS() { return(CanPhu.DocTatCa()); }