Java.util.Date.after() 方法 Java.util.Currency.toString() 方法 Java.util.Date.before() 方法 Java.util.Date.after() 方法 package com.codingdict; import java.util.*; public class DateDemo { public static void main(String[] args) { // create 2 dates Date date = new Date(2011, 5, 21); Date date2 = new Date(2015, 1, 21); // tests if date 2 is after date and print boolean after = date2.after(date); System.out.println("Date 2 is after date: " + after); // tests if date is after date 2 and print after = date.after(date2); System.out.println("Date is after date 2: " + after); } } Java.util.Currency.toString() 方法 Java.util.Date.before() 方法