c#将金额转换为大写，支持小数点，原创经典

网上搜的都有问题，这个代码属于原创，代码简洁，支持小数点，若没有小数点，则为整

    /// <summary>
    /// 将金额转换成大写
    /// </summary>
    /// <param name="moneys">字符串金额</param>
    /// <returns></returns>
    public static string GetUpperMoney(string money)
    {
        int dotPos = money.IndexOf('.');//小数点位置
        string moneyRight = dotPos > - ? (money + "").Substring(dotPos + , ) : "";//小数部分
        if (dotPos > -)
        {
            money = money.Substring(, dotPos);//money取整
        }
        string rtnStr = "";
        string daxie = "元拾佰仟万亿";
        string daxieZ = "零壹贰叁肆伍陆柒捌玖";
        int moneyLen = money.Length;
        for (int i = ; i < moneyLen; i++)
        {
            string nowStr = money.Substring(i, );
            string mn1 = daxieZ.Substring(Convert.ToInt32(nowStr), );
            int nowPos = moneyLen - i - ;
            if (nowPos > )
            {
                if (nowPos == )
                {
                    nowPos = ;
                }
                else
                {
                    nowPos = nowPos %  + ;
                }
            }
            else if (nowPos > )
            {
                nowPos = nowPos %  + ;
            }
            string mn2 = daxie.Substring(nowPos, );
            rtnStr = rtnStr + mn1 + mn2;
        }

        rtnStr = rtnStr.Replace("零仟", "零");
        rtnStr = rtnStr.Replace("零佰", "零");
        rtnStr = rtnStr.Replace("零拾", "零");
        rtnStr = rtnStr.Replace("零零零", "零");
        rtnStr = rtnStr.Replace("零零", "零");
        rtnStr = rtnStr.Replace("零万", "万");
        rtnStr = rtnStr.Replace("零亿", "亿");
        if (dotPos > )
        {
            rtnStr = rtnStr + daxieZ.Substring(Convert.ToInt32(moneyRight.Substring(, )), ) + "角";
            rtnStr = rtnStr + daxieZ.Substring(Convert.ToInt32(moneyRight.Substring(, )), ) + "分";
        }
        else
        {
            rtnStr += "整";
        }
        return rtnStr;
    }