currency.java

来自「本教程介绍j2ee企业开发方面的知识」· Java 代码 · 共 25 行

/*
 *
 * Copyright 2001 Sun Microsystems, Inc. All Rights Reserved.
 * 
 * This software is the proprietary information of Sun Microsystems, Inc.  
 * Use is subject to license terms.
 * 
 */
 
package com.sun.ebank.web;
import java.text.NumberFormat;
import java.text.DecimalFormat;
public final class Currency extends Object {
   public static String format(double amount){
      NumberFormat nf = NumberFormat.getCurrencyInstance();
      DecimalFormat df = (DecimalFormat)nf;
      df.setMinimumFractionDigits(2);
      df.setMaximumFractionDigits(2);
      df.setDecimalSeparatorAlwaysShown(true);
      String pattern = "$###,###.00"; 
      df.applyPattern(pattern);
      return df.format(amount);
   }
}