public void Init()
        {
            casSS  = U_List.NewListOfList <C_CascadeMenu>(9);
            casAll = transform.GetComponentsInChildren <C_CascadeMenu>(true);
            foreach (C_CascadeMenu cas in casAll)
            {
                switch (cas.level)
                {
                case 1: casSS[0].Add(cas); break;

                case 2: casSS[1].Add(cas); break;

                case 3: casSS[2].Add(cas); break;

                case 4: casSS[3].Add(cas); break;

                case 5: casSS[4].Add(cas); break;

                case 6: casSS[5].Add(cas); break;

                case 7: casSS[6].Add(cas); break;

                case 8: casSS[6].Add(cas); break;

                case 9: casSS[6].Add(cas); break;
                }
            }
        }
        /// <summary>
        /// 将一个字符串数组根据i分类,按类别分组
        /// </summary>
        /// <param name="length"></param>
        /// <param name="ori"></param>
        /// <returns></returns>
        public static List <List <string> > StrSTo_Type_List(int length, string[] ori)
        {
            List <List <string> > strSList = U_List.NewListOfList <string>(length);

            for (int i = 0; i < ori.Length; i++)
            {
                int yushu = i % length;
                strSList[yushu].Add(ori[i]);
            }
            return(strSList);
        }
        /// <summary>
        /// 将一个字符串数组根据i分类,按物体分组
        /// </summary>
        /// <param name="length"></param>
        /// <param name="ori"></param>
        /// <returns></returns>
        public static List <List <string> > StrSTo_Group_List(int length, string[] ori)
        {
            int strlenth = ori.Length / length;
            List <List <string> > strSList = U_List.NewListOfList <string>(strlenth);
            int bigIndex = -1;

            for (int i = 0; i < ori.Length; i++)
            {
                if (i % length == 0)
                {
                    bigIndex += 1;
                }
                strSList[bigIndex].Add(ori[i]);
            }
            return(strSList);
        }