/**    * @author sunpander       * 把输入的数字转换成人民币大写的形式    */    import java.io.BufferedReader;  import java.io.InputStreamReader;    public class ChangeNumToRMB {     String moneyStrs[] = { "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖" };     public static void main(String[] args) {    // TODO Auto-generated method stub    boolean isDebug = true;    while (isDebug) {     int num = 0;     String changedStr = "";     System.out.println("请输入需要转换的金额：");     BufferedReader br = new BufferedReader(new InputStreamReader(       System.in));     boolean isWrongInput = true;     while (isWrongInput) {      try {       String str = br.readLine();         num = Integer.parseInt(str);        } catch (Exception e) {       System.out.println("输入数字有误,必须是:0" + "到" + Integer.MAX_VALUE         + " 的整数");         // TODO Auto-generated catch block       // e.printStackTrace();       isWrongInput = true;       continue;      }      isWrongInput = false;     }     ChangeNumToRMB chan = new ChangeNumToRMB();     changedStr = chan.getChangedString(num);    }   }     public String getChangedString(int num) {      // Money用于存放输入的金额数    int moneyNum = num;    String moneyStr = "";    System.out.println("输入的钱数是:");    if (moneyNum < 0) {     System.out.println("数字必须大于零");    } else if (moneyNum == 0) {     moneyStr = "零元";    }    // 只有四位数,即最大9999.小于10000    else if (moneyNum < 10000) {     moneyStr = this.getFourNumStr(moneyNum) + "元";    }    // 大于一万,小于一千万    else if (moneyNum <= 10000000)// && moneyNum>10000)    {       int firstFourNum, lastFourNum;     firstFourNum = moneyNum / 10000;     lastFourNum = moneyNum % 10000;     String firstFourStr = this.getFourNumStr(firstFourNum);     String lastFourStr = this.getFourNumStr(lastFourNum);     if (!lastFourStr.contains("仟"))      lastFourStr = "零" + lastFourStr;     moneyStr = firstFourStr + "万" + lastFourStr + "元";    }    // 大于一千万.即上亿但小于最大整数    else if (moneyNum < Integer.MAX_VALUE)// && moneyNum>10000000)    {     int firstFourNum, secondFourNum, lastFourNum;     firstFourNum = moneyNum / 100000000;     secondFourNum = (moneyNum / 10000) % 1000;     lastFourNum = moneyNum % 10000;     String firstFourStr = this.getFourNumStr(firstFourNum);     String secondFourStr = this.getFourNumStr(secondFourNum);     String lastFourStr = this.getFourNumStr(lastFourNum);     if (!lastFourStr.contains("仟"))      lastFourStr = "零" + lastFourStr;     if (!secondFourStr.contains("仟"))      secondFourStr = "零" + secondFourStr;     moneyStr = firstFourStr + "亿" + secondFourStr + "万" + lastFourStr       + "元";    } else     System.out.println("someting    is wrong");    System.out.println(moneyStr);    return moneyStr;   }     public String getFourNumStr(int fourNum) {    int qian, bai, shi, ge;    ge = fourNum % 10;    shi = (fourNum % 100) / 10;    bai = (fourNum % 1000) / 100;    qian = fourNum / 1000;    String strTemp = "";    if (qian != 0) {       strTemp = strTemp.concat(moneyStrs[qian] + "仟");     strTemp = strTemp.concat(moneyStrs[bai] + "佰");     strTemp = strTemp.concat(moneyStrs[shi] + "什");     strTemp = strTemp.concat(moneyStrs[ge]);       strTemp = strTemp.replace("零佰", "零");     strTemp = strTemp.replace("零什", "零");     strTemp = strTemp.replace("零零", "零");     strTemp = strTemp.replace("零零", "零");       if (strTemp.endsWith("零"))      strTemp = strTemp.substring(0, strTemp.length() - 1);    } else if (bai != 0) {     strTemp = strTemp.concat(moneyStrs[bai] + "佰");     strTemp = strTemp.concat(moneyStrs[shi] + "什");     strTemp = strTemp.concat(moneyStrs[ge]);       strTemp = strTemp.replace("零什", "零");     strTemp = strTemp.replace("零零", "零");       if (strTemp.endsWith("零"))      strTemp = strTemp.substring(0, strTemp.length() - 1);    } else if (shi != 0) {       strTemp = strTemp.concat(moneyStrs[shi] + "什");     strTemp = strTemp.concat(moneyStrs[ge]);       if (strTemp.endsWith("零"))      strTemp = strTemp.substring(0, strTemp.length() - 1);    } else     strTemp.concat(moneyStrs[ge]);    return strTemp;   }  }