Edgar Information Technology Blog: 將數字轉為英文貨幣表示

package com.fh.dp;

import java.text.DecimalFormat;

public class dpjcMoney {
 
 private double dMoney; 
 
 public dpjcMoney(double money){
  dMoney=money;  
 }
 
 public String getMoney(){
  return ConvertNum2US(dMoney);
 }
 
 protected static String getOneUnit(int i){   
     String rs="";
  switch(i) {
     case 0: rs=""; break;
     case 1: rs= "ONE";break;
     case 2: rs= "TWO";break;
     case 3: rs= "THREE";break;
     case 4: rs= "FOUR";break;
     case 5: rs= "FIVE";break;
     case 6: rs= "SIX";break;
     case 7: rs= "SEVEN"; break;
     case 8: rs= "EIGHT";break;
     case 9: rs= "NINE"; 
     }   
  return rs;
 }

protected static String getTenUnit(int i){
  String rs="";
     switch (i) {
     case 10: rs = "TEN";break;
     case 11: rs = "ELEVEN";break;
     case 12: rs = "TWELVE";break;
     case 13: rs = "THIRTEEN";break;
     case 14: rs = "FOURTEEN";break;
     case 15: rs = "FIFTEEN";break;
     case 16: rs = "SIXTEEN";break;
     case 17: rs = "SEVENTEEN";break;
     case 18: rs = "EIGHTEEN";break;
     case 19: rs = "NINETEEN";break;
     }
     return rs;
 }
 
 protected static String getTwoUnit(int i){
     String s,rs;
     int d1,d2;
     s = String.valueOf(i);     
     d1=Integer.parseInt(s.substring(0,1));     
     d2=Integer.parseInt(s.substring(1,2));
     switch (d1){
     case 2: rs = "TWENTY";break;
     case 3: rs = "THIRTY";break;
     case 4: rs = "FORTY";break;
     case 5: rs = "FIFTY";break;
     case 6: rs = "SIXTY";break;
     case 7: rs = "SEVENTY";break;
     case 8: rs = "EIGHTY";break;
     default : rs = "NINETY";break;
     }
     
     return rs + " " + getOneUnit(d2);
 }
 
 protected static String getMoneyUnit(int digit){
     String rs="";
     if ((digit>=3)&&(digit<=17)) {
       if(digit%3==0){
        rs = " HUNDRED ";
       }
       if((digit==4)||(digit==5)){
        rs = " THOUSAND ";
       }
       if((digit==7)||(digit==8)){
        rs = " MILLION ";
       }
       if((digit==10)||(digit==11)){
        rs = " BILLION ";
       }
       if((digit==13)||(digit==14)){
        rs = " TRILLION ";
       }
       if((digit==16)||(digit==17)){
        rs = " QUADRILLION ";
       }
     }
     return rs;
 }
 
// 將數字轉為英文貨幣表示
 protected String ConvertNum2US(double Num){  
   int i, lenInt;
   long integral;
   long decimal;
   String strInt, strDecimal;
   String strFull;
   String[] saInt;;
   String dollar="", cent;
  
   integral = (int)Num; //取得整數   
   DecimalFormat df=new DecimalFormat("0.00"); 
  // System.out.println("df.format(Num) "+df.format(Num));
   strDecimal=df.format(Num).substring(String.valueOf(integral).length()+1);     
   decimal=Integer.parseInt(strDecimal); //取得小數
  // System.out.println("strDecimal "+strDecimal);
 //  System.out.println("decimal "+decimal);
   if (integral<10){
    strInt = String.valueOf(integral+100).substring(1); //整數位轉為字串不足兩位前補零
   }else{
    strInt=String.valueOf(integral);
   }
     
   lenInt = strInt.length();
   saInt=new String[lenInt];         
   strFull = strInt + '.' + strDecimal;
      
   for (i=0;i＜lenInt;i++){
    saInt[i] = String.valueOf(strInt.charAt(i));
   }
   
   
   
   switch (lenInt){
   case 1:
   case 2:
         switch (Integer.parseInt(saInt[0])){
         case 0: dollar = getOneUnit(Integer.parseInt(saInt[1]));break;
         case 1: dollar = getTenUnit((int)integral);break;
         default: dollar = getTwoUnit((int)integral);break;        
         }          
         //--- 小數部分
         switch (Integer.parseInt((strDecimal.substring(0,1)))){
         case 0: cent = getOneUnit(Integer.parseInt(strDecimal.substring(1, 2)));break;
         case 1: cent = getTenUnit((int)decimal);break;
         default: cent = getTwoUnit((int)decimal);break;
         }
   
         if (cent !="") {         
           if (dollar !="") 
             cent = "AND " + cent;
           if (decimal == 1)
             cent = cent + " CENT";
           else
             cent = cent + " CENTS";
         }
         if (dollar == "") {
           dollar = cent;
         }
         else{         
           if (integral == 1)
             dollar = dollar + " DOLLAR " + cent + " ONLY";
           else
             dollar = dollar + " DOLLARS " + cent + " ONLY";
         }
         //---
       break;
   case 3: case 4: case 6: case 7: case 9:case 10:case 12:case 13:case 15:case 16:
         dollar = getOneUnit(Integer.parseInt(saInt[0]));         
         dollar = dollar + getMoneyUnit(lenInt) + ConvertNum2US(Double.parseDouble(strFull.substring(1)));
       break;
   case 5:case 8:case 11:case 14:case 17:      
         switch (Integer.parseInt(saInt[0])){
          case 1: dollar = getTenUnit(Integer.parseInt(saInt[0] + saInt[1]));break;
          default: dollar = getTwoUnit(Integer.parseInt(saInt[0] + saInt[1]));break;
         }
         dollar = dollar + getMoneyUnit(lenInt) + ConvertNum2US(Double.parseDouble(strFull.substring(2)));break;       
   }
   return dollar;
 }
}

Edgar Information Technology Blog

2007年6月28日星期四

將數字轉為英文貨幣表示

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2007年6月28日 星期四

將數字轉為英文貨幣表示

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2007年6月28日星期四