java 小写金额转大写小算法

来源：互联网发布：中国经济信息网数据库编辑：程序博客网时间：2024/05/29 16:31

public class MoneyFormat {

private StringBuffer sb = new StringBuffer();
private String bigLetter[] = { "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌","玖" };
private String unit[] = { "圆", "拾", "佰", "仟", "万", "拾", "佰", "仟", "亿", "拾","佰", "仟", "万" };

/**
   * 转换金额为大写

   *
   * @param String 小写金额
   * @return String 大写金额
   * @author dryzeng

   */
public String format(String inputMoney) {
      if (inputMoney.length() > 13) {
         sb.append("数字太大，无法显示!");
         return sb.toString();

}

if (Double.valueOf(inputMoney) < 0) {

sb.append("错误，金额为负数!");
return sb.toString();

}

if (Double.valueOf(inputMoney) == 0) {

         sb.append("零圆整");
         return sb.toString();
      }
      // 取得小数点前的数字

      String moneyf[] = String.valueOf(inputMoney).split("\\.")[0].split("");
      //金额转换
      for (int i = 1; i < moneyf.length; i++) {
         sb.append(bigLetter[Integer.valueOf(moneyf[i])]);
         sb.append(unit[moneyf.length - 1 - i]);
      }
      try {
         // 取得小数点后的数字
         String moneyb[] = String.valueOf(inputMoney).split("\\.")[1].split("");
         sb.append(bigLetter[Integer.valueOf(moneyb[1])]);
         sb.append("角");
      } catch (Exception e) {}
      //格式人性化
      String finalsb = sb.toString();
      finalsb = finalsb.replaceAll("零仟", "零");
      finalsb = finalsb.replaceAll("零佰", "零");
      finalsb = finalsb.replaceAll("零拾", "零");
      finalsb = finalsb.replaceAll("零亿", "亿");
      finalsb = finalsb.replaceAll("零万", "万");
      finalsb = finalsb.replaceAll("零零零", "零");
      finalsb = finalsb.replaceAll("零零", "零");
      finalsb = finalsb.replaceAll("零圆", "圆");
      finalsb = finalsb.replaceAll("亿万", "亿");
      finalsb = finalsb.replaceAll("零角", "");
      if ("圆".equals(finalsb.substring(0, 1))) {
         finalsb = "零" + finalsb;
      }
      return finalsb;
}
}

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