人民币大小写转换

1.     static class Money
2.     {
3.         private static string[] NumUpper = { "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖" };
4.         private static string[] DanWei = { "1", "10", "100", "1000", "10000", "100000", "1000000", "10000000000" };
5.         private static string[] DanWeiUpper = { "分", "角", "圆", "拾", "佰", "仟", "萬", "亿" };
6.         public static string GetMoneyUpper(decimal money)
7.         {
8.             money = (long)(Math.Round(money, 2) * 100);
9.             string result = GetMoneyUpper(money.ToString());
10.             string lastDanWei = result.Substring(result.Length - 1, 1);
11.             if (lastDanWei == "圆")
12.             {
13.                 result += "整";
14.             }
15.             else if (lastDanWei != "分" && lastDanWei != "角")
16.             {
17.                 result += "圆整";
18.             }
19.             return result;
20.         }
21.         public static string GetMoneyUpper(string money)
22.         {
23.             string result = "";
24.             for (int i = DanWei.Length - 1; i >= 0; i--)
25.             {
26.                 string _danWei = DanWei[i];
27.                 if (money.Length >= _danWei.Length)
28.                 {
29.                     string moneyTmp = money.Substring(0, money.Length - _danWei.Length + 1);
30.                     if (moneyTmp.Length == 1)
31.                     {
32.                         if (moneyTmp == "0")
33.                         {
34.                             if (DanWeiUpper[i] == "圆")
35.                                 result += "圆";
36.                             else
37.                                 result += NumUpper[int.Parse(moneyTmp)];                    //零不用加单位
38.                         }
39.                         else
40.                         {
41.                             result += NumUpper[int.Parse(moneyTmp)] + DanWeiUpper[i];       //非零要加单位
42.                         }
43.                     }
44.                     else
45.                     {
46.                         result += GetMoneyUpper(moneyTmp + "00");
47.                         if (result.Substring(result.Length - 1, 1) == "圆" && DanWeiUpper[i] != "圆")
48.                             result = result.Remove(result.Length - 1);
49.                         result += DanWeiUpper[i];          //大于玖的数字要进一步实现
50.                     }
51.                     money = money.Substring(moneyTmp.Length);
52.                     //如果已经匹配完，返回
53.                     if (string.IsNullOrEmpty(money)) break;
54.                     //如果全是零，则不用表示（例：300;5000）
55.                     if (int.Parse(money) == 0) break;
56.                     //计算连续的零的个数，如果超过一个，则压缩成一个；
57.                     int zeroLen = money.Length - int.Parse(money).ToString().Length;
58.                     if (zeroLen > 1)
59.                     {
60.                         if (int.Parse(money) > 9)
61.                             money = "0" + int.Parse(money).ToString();
62.                         else
63.                             money = "00" + int.Parse(money).ToString();
64.                         i = i + zeroLen - 1;
65.                     }
66.                 }
67.             }
68.             return result;
69.         }
70.     }