- using System;
- using System.Collections.Generic;
- using System.Text;
- namespace SuperCode.Common
- {
- /// <summary>
- /// Rmb 的摘要说明。
- /// </summary>
- public class Rmb
- {
- /// <summary>
- /// 转换人民币大小金额
- /// </summary>
- /// <param name="num">金额</param>
- /// <returns>返回大写形式</returns>
- public string CmycurD(decimal num)
- {
- string str1 = "零壹贰叁肆伍陆柒捌玖"; //0-9所对应的汉字
- string str2 = "万仟佰拾亿仟佰拾万仟佰拾元角分"; //数字位所对应的汉字
- string str3 = ""; //从原num值中取出的值
- string str4 = ""; //数字的字符串形式
- string str5 = ""; //人民币大写金额形式
- int i; //循环变量
- int j; //num的值乘以100的字符串长度
- string ch1 = ""; //数字的汉语读法
- string ch2 = ""; //数字位的汉字读法
- int nzero = 0; //用来计算连续的零值是几个
- int temp; //从原num值中取出的值
- num = Math.Round(Math.Abs(num), 2); //将num取绝对值并四舍五入取2位小数
- str4 = ((long)(num * 100)).ToString(); //将num乘100并转换成字符串形式
- j = str4.Length; //找出最高位
- if (j > 15) { return "溢出"; }
- str2 = str2.Substring(15 - j); //取出对应位数的str2的值。如:200.55,j为5所以str2=佰拾元角分
- //循环取出每一位需要转换的值
- for (i = 0; i < j; i++)
- {
- str3 = str4.Substring(i, 1); //取出需转换的某一位的值
- temp = Convert.ToInt32(str3); //转换为数字
- if (i != (j - 3) && i != (j - 7) && i != (j - 11) && i != (j - 15))
- {
- //当所取位数不为元、万、亿、万亿上的数字时
- if (str3 == "0")
- {
- ch1 = "";
- ch2 = "";
- nzero = nzero + 1;
- }
- else
- {
- if (str3 != "0" && nzero != 0)
- {
- ch1 = "零" + str1.Substring(temp * 1, 1);
- ch2 = str2.Substring(i, 1);
- nzero = 0;
- }
- else
- {
- ch1 = str1.Substring(temp * 1, 1);
- ch2 = str2.Substring(i, 1);
- nzero = 0;
- }
- }
- }
- else
- {
- //该位是万亿,亿,万,元位等关键位
- if (str3 != "0" && nzero != 0)
- {
- ch1 = "零" + str1.Substring(temp * 1, 1);
- ch2 = str2.Substring(i, 1);
- nzero = 0;
- }
- else
- {
- if (str3 != "0" && nzero == 0)
- {
- ch1 = str1.Substring(temp * 1, 1);
- ch2 = str2.Substring(i, 1);
- nzero = 0;
- }
- else
- {
- if (str3 == "0" && nzero >= 3)
- {
- ch1 = "";
- ch2 = "";
- nzero = nzero + 1;
- }
- else
- {
- if (j >= 11)
- {
- ch1 = "";
- nzero = nzero + 1;
- }
- else
- {
- ch1 = "";
- ch2 = str2.Substring(i, 1);
- nzero = nzero + 1;
- }
- }
- }
- }
- }
- if (i == (j - 11) || i == (j - 3))
- {
- //如果该位是亿位或元位,则必须写上
- ch2 = str2.Substring(i, 1);
- }
- str5 = str5 + ch1 + ch2;
- if (i == j - 1 && str3 == "0")
- {
- //最后一位(分)为0时,加上“整”
- str5 = str5 + '整';
- }
- }
- if (num == 0)
- {
- str5 = "零元整";
- }
- return str5;
- }
- /**/
- /// <summary>
- /// 一个重载,将字符串先转换成数字在调用CmycurD(decimal num)
- /// </summary>
- /// <param name="num">用户输入的金额,字符串形式未转成decimal</param>
- /// <returns></returns>
- public string CmycurD(string numstr)
- {
- try
- {
- decimal num = Convert.ToDecimal(numstr);
- return CmycurD(num);
- }
- catch
- {
- return "非数字形式!";
- }
- }
- }
- }
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