/// <summary>
        /// 1-Z解码函数
        /// </summary>
        /// <param name="s"></param>
        /// <returns></returns>
        public static string GetNumber(char s)
        {
            int i = (int)s;
            if (i < 65)
                return s.ToString();
            else
                return (i - 65 + 10).ToString();
        }
原文:https://www.cnblogs.com/z45281625/p/13105084.html