/// <summary>
    /// 将人民币大写金额转换为数字金额
    /// </summary>
    public class RMBConversion
    {
        /// <summary>
        /// 把大写中文转换为数字金额
        /// </summary>
        /// <param name="rmbStr"></param>
        /// <returns></returns>
        public static decimal ToLowerCase(string rmbStr)
        {
            Dictionary<string, decimal> dict1 = new Dictionary<string, decimal>()
            {
                { "壹", 1 },
                { "贰", 2 },
                { "叁", 3 },
                { "肆", 4 },
                { "伍", 5 },
                { "陆", 6 },
                { "柒", 7 },
                { "捌", 8 },
                { "玖", 9 },
            };
            Dictionary<string, decimal> dict2 = new Dictionary<string, decimal>()
            {
                { "拾", 10 },
                { "佰", 100 },
                { "仟", 1000 },
                { "万", 10000 },
                { "元", 1 },
                { "角", 0.1M },
                { "分", 0.01M },
            };
            decimal result = 0M;
            int rmbLength = rmbStr.Length;
            for (int i = 0; i < rmbStr.Length; i++)
            {
                var nowStr = rmbStr[i].ToString();
                var nowStrNext = i < rmbStr.Length - 1 ? rmbStr[i + 1].ToString() : "";
                if ((dict1.ContainsKey(nowStr) && dict2.ContainsKey(nowStrNext)) || (dict2.ContainsKey(nowStr) && nowStrNext == "万"))
                {
                    if (nowStrNext != "万")
                    {
                        result += dict1[nowStr] * dict2[nowStrNext];
                    }
                    else if (dict2.ContainsKey(nowStr))
                    {
                        result *= 1000;
                    }
                    else
                    {
                        result += dict1[nowStr];
                        result *= 10000;
                    }
                }
                else if (nowStr == "拾" && nowStrNext == "元" && (rmbStr[0].ToString() + rmbStr[1].ToString()) == "拾元")
                {
                    result = 10;
                }
            }
            return result;
        }

        /// <summary>
        /// 判断金额是否是大写
        /// </summary>
        /// <param name="strCase"></param>
        /// <returns></returns>
        public static bool IsContainCase(string strCase)
        {
            if (string.IsNullOrEmpty(strCase))
            {
                return false;
            }
            var arr = new List<string>() { "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖", "零", "拾", "佰", "仟", "万", "亿", "圆", "整", "元", "正" };

            return arr.Contains(strCase[0].ToString());
        }
    }