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数字金额转大写金额C#代码样例

2023-12-15 12:55编辑: www.jxszl.com景先生毕设
       #region  数字金额转大写金额C#代码样例
        /// <summary>
        /// 金额小写变大写
        /// </summary>
        /// <param name="smallnum"></param>
        /// <returns></returns>
        public static string ToCapital(decimal smallnum)
        {
            string cmoney, cnumber, cnum, cnum_end, cmon, cno, snum, sno;
            int snum_len, sint_len, cbegin, zflag, i;
            if (smallnum > 1000000000000 || smallnum < -99999999999 || smallnum == 0)
                return "";
            cmoney = "仟佰拾亿仟佰拾万仟佰拾元角分";// 大写人民币单位字符串
            cnumber = "壹贰叁肆伍陆柒捌玖";// 大写数字字符串
            cnum = "";// 转换后的大写数字字符串
            cnum_end = "";// 转换后的大写数字字符串的最后一位
            cmon = "";// 取大写人民币单位字符串中的某一位
            cno = "";// 取大写数字字符串中的某一位
            snum = System.Decimal.Round(smallnum, 2).ToString("############.00"); ;// 小写数字字符串
            snum_len = snum.Length;// 小写数字字符串的长度
            sint_len = snum_len - 2;// 小写数字整数部份字符串的长度
            sno = "";// 小写数字字符串中的某个数字字符
            cbegin = 15 - snum_len;// 大写人民币单位中的汉字位置
            zflag = 1;// 小写数字字符是否为0(0=0)的判断标志
            i = 0;// 小写数字字符串中数字字符的位置

            if (snum_len > 15)
                return "";
            for (i = 0; i < snum_len; i++)
            {
                if (i == sint_len - 1)
                    continue;
                cmon = cmoney.Substring(cbegin, 1);
                cbegin = cbegin + 1;
                sno = snum.Substring(i, 1);
                if (sno == "-")
                {
                    cnum = cnum + "负";
                    continue;
                }
                else if (sno == "0")
                {
                    if (cnum.Length - 2 < 0)
                    {
                        continue;
                    }
                    cnum_end = cnum.Substring(cnum.Length - 2, 1);
                    if (cbegin == 4 || (cbegin == 8 || cnum_end.IndexOf("亿") >= 0 || cbegin == 12))
                    {
                        cnum = cnum + cmon;
                        if (cnumber.IndexOf(cnum_end) >= 0)
                            zflag = 1;
                        else
                            zflag = 0;
                    }
                    else
                    {
                        zflag = 0;
                    }
                    continue;
                }
                else if (sno != "0" && zflag == 0)
                {
                    cnum = cnum + "零";
                    zflag = 1;
                }
                cno = cnumber.Substring(System.Convert.ToInt32(sno) - 1, 1);
                cnum = cnum + cno + cmon;
            }
            if (snum.Substring(snum.Length - 2, 1) == "0")
            {
                return cnum + "整";
            }
            else
                return cnum;
        }

        #endregion


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