實用的數字轉換中文字元(C#) 轉

轉自http://www.cnitblog.com/hj627/

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using System;
using System.Collections.Generic;
using System.Text;

namespace CW
 {

public class Cash
{
private static string MoneyNum = "零一二三四五六七八九";
private static string MoneyUnit = "十百千萬十百千億";
private static string CashUnit = "元角分整";
private static string[] BeforeReplace = new string[] {  MoneyNum[0].ToString() + MoneyNum[0].ToString(),
                                                         MoneyUnit[7].ToString() + MoneyNum[0].ToString() + MoneyUnit[3].ToString() ,
                                                         MoneyNum[0].ToString() + MoneyUnit[3].ToString(),
                                                         MoneyNum[0].ToString() + MoneyUnit[7].ToString(),
                                                         MoneyUnit[7].ToString() + MoneyUnit[3].ToString(),
                                                         MoneyNum[0].ToString() + MoneyNum[0].ToString(),
                                                         MoneyNum[0].ToString() + CashUnit[1].ToString() + MoneyNum[0].ToString() + CashUnit[2].ToString(),
                                                         MoneyNum[0].ToString() + CashUnit[2].ToString()
                                                      };
private static string[] AfterReplace = new string[] {  MoneyNum[0].ToString(),
                                                         MoneyUnit[7].ToString() + MoneyNum[0].ToString(),
                                                         MoneyUnit[3].ToString() + MoneyNum[0].ToString(),
                                                         MoneyUnit[7].ToString() + MoneyNum[0].ToString(),
                                                         MoneyUnit[7].ToString() + MoneyNum[0].ToString(),
                                                         MoneyNum[0].ToString(),
                                                         String.Empty,
                                                         String.Empty
                                                      };

/**//// <summary>
/// 字串替換方法，另外一種是以 4 個數字為基礎的遞迴方法
/// Create By HJ 2007-10-21
/// </summary>
/// <param name="moneyNum"></param>
/// <returns></returns>
 public static string getCash(decimal moneyNum)
 {
string intNum, point;
/**////取整數部分
     intNum = Convert.ToString(Math.Floor(moneyNum));       
/**////取小數部分
     point = Convert.ToString(Math.Floor(moneyNum * 100));  
     point = point.Substring(point.Length - 2);

/**////計算整數部分
     for (int i = 0; i < MoneyNum.Length; i++)
     {
         intNum = intNum.Replace(i.ToString(), MoneyNum[i].ToString());
     }
int intNumLength = intNum.Length;
for (int i = intNumLength - 1; i > 0; i--)
     {   /**////根據位元把單位加上
///如果是零則不加單位，但是 萬  和  億 需要加上
         if (intNum[i - 1] == MoneyNum[0] && (intNumLength - i + 7) % 8 != 3 && (intNumLength - i + 7) % 8 != 7) continue;
         intNum = intNum.Insert(i, MoneyUnit[(intNumLength - i + 7) % 8].ToString());
     }

/**////加上 角 和 分 的單位
     intNum += CashUnit[0].ToString() + MoneyNum.Substring(Convert.ToInt16(point[0].ToString()), 1) + CashUnit[1].ToString() + MoneyNum.Substring(Convert.ToInt16(point[1].ToString()), 1) + CashUnit[2].ToString();

/**////替換  零零 -> 零  億零萬  ->  億零，零萬  ->  萬零，零億 -> 億零，億萬 -> 億零，零角零分 - > ""，零分 - > ""，零零 -> 零，再調用一次，確保 億零萬 替換後的情況
     for (int i = 0; i < BeforeReplace.Length; i++)
     { 
while(intNum.IndexOf(BeforeReplace[i])>-1)
         {
             intNum = intNum.Replace(BeforeReplace[i], AfterReplace[i]);
         }
     }

/**////最後的 零 去掉
     if (intNum.EndsWith(MoneyNum[0].ToString())) intNum = intNum.Substring(0, intNum.Length - 1);

return intNum + CashUnit[3].ToString();

 }

}
}

　　

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