2012年9月19日随笔档案 - ……天天向上

2012年9月19日 #

calendar获取当前日期及时间的用例

import Java.util.*;
　　public class ShowDate {
　　public static void main(String[] args) {
　　Calendar calendar = new GregorianCalendar();
　　Date trialTime = new Date();
　　calendar.setTime(trialTime);
　　// print out a bunch of interesting things
　　System.out.println("ERA: " + calendar.get(Calendar.ERA));
　　System.out.println("YEAR: " + calendar.get(Calendar.YEAR));
　　System.out.println("MONTH: " + calendar.get(Calendar.MONTH));
　　System.out.println("WEEK_OF_YEAR: " + calendar.get(Calendar.WEEK_OF_YEAR));
　　System.out.println("WEEK_OF_MONTH: " + calendar.get(Calendar.WEEK_OF_MONTH));
　　System.out.println("DATE: " + calendar.get(Calendar.DATE));
　　System.out.println("DAY_OF_MONTH: " + calendar.get(Calendar.DAY_OF_MONTH));
　　System.out.println("DAY_OF_YEAR: " + calendar.get(Calendar.DAY_OF_YEAR));
　　System.out.println("DAY_OF_WEEK: " + calendar.get(Calendar.DAY_OF_WEEK));
　　System.out.println("DAY_OF_WEEK_IN_MONTH: " + calendar.get(Calendar.DAY_OF_WEEK_IN_MONTH));
　　System.out.println("AM_PM: " + calendar.get(Calendar.AM_PM));
　　System.out.println("HOUR: " + calendar.get(Calendar.HOUR));
　　System.out.println("HOUR_OF_DAY: " + calendar.get(Calendar.HOUR_OF_DAY));
　　System.out.println("MINUTE: " + calendar.get(Calendar.MINUTE));
　　System.out.println("SECOND: " + calendar.get(Calendar.SECOND));
　　System.out.println("MILLISECOND: " + calendar.get(Calendar.MILLISECOND));
　　System.out.println("ZONE_OFFSET: " + (calendar.get(Calendar.ZONE_OFFSET)/(60*60*1000)));
　　System.out.println("DST_OFFSET: " + (calendar.get(Calendar.DST_OFFSET)/(60*60*1000)));
　　System.out.println("Current Time, with hour reset to 3");
　　calendar.clear(Calendar.HOUR_OF_DAY); // so doesn't override
　　calendar.set(Calendar.HOUR, 3);
　　System.out.println("ERA: " + calendar.get(Calendar.ERA));
　　System.out.println("YEAR: " + calendar.get(Calendar.YEAR));
　　System.out.println("MONTH: " + calendar.get(Calendar.MONTH));
　　System.out.println("WEEK_OF_YEAR: " + calendar.get(Calendar.WEEK_OF_YEAR));
　　System.out.println("WEEK_OF_MONTH: " + calendar.get(Calendar.WEEK_OF_MONTH));
　　System.out.println("DATE: " + calendar.get(Calendar.DATE));
　　System.out.println("DAY_OF_MONTH: " + calendar.get(Calendar.DAY_OF_MONTH));
　　System.out.println("DAY_OF_YEAR: " + calendar.get(Calendar.DAY_OF_YEAR));
　　System.out.println("DAY_OF_WEEK: " + calendar.get(Calendar.DAY_OF_WEEK));
　　System.out.println("DAY_OF_WEEK_IN_MONTH: " + calendar.get(Calendar.DAY_OF_WEEK_IN_MONTH));

posted @ 2012-09-19 09:51 japper 阅读(6339) | 评论 (0) | 编辑收藏

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calendar获取当前日期及时间的用例