JavaBean网页电子时钟

来源：互联网发布：首席体验官知乎编辑：程序博客网时间：2024/05/10 21:27

package com.bean;import java.text.SimpleDateFormat;import java.util.Calendar;import java.util.Date;public class DateBean {    private String dateTime;    private String week;    private Calendar calendar=Calendar.getInstance();    //获取当前日期和时间    public String getDateTime(){        //获取当前时间        Date currentDate=Calendar.getInstance().getTime();        //格式化日期时间        SimpleDateFormat sdf=new SimpleDateFormat("yyyy年MM月dd日   HH点mm分ss秒");        dateTime=sdf.format(currentDate);        return dateTime;    }    //获取星期几    public String getWeek(){        String[] weeks={"星期日","星期一","星期二","星期三","星期四","星期五","星期六"};        //获取一星期的某天        int index=calendar.get(Calendar.DAY_OF_WEEK);        week=weeks[index-1];        return week;        }}

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html>  <head>  <meta http-equiv="Content-Type"  content="text/html;charset=UTF-8" >    <title>电子时钟</title>    <style type="text/css">       #clock{<!--id选择器-->         width:300px;         height:80px;         background:#E0E0E0;         font-size:25px;         font-weight:bold;         border:solid 5px red         padding:20px       }       #week{          padding-top:15px;          color:#0000FF;       }    </style>  <meta content="1" http-equiv="Refresh"><!-- 每隔1秒刷新一下页面 -->  </head>   <body>    <jsp:useBean id="date" class="com.bean.DateBean" scope="application"></jsp:useBean>    <div align="center">          <div id="clock">            <div id="time">               <jsp:getProperty property="dateTime" name="date"/>            </div>            <div id="week">               <jsp:getProperty property="week" name="date"/>            </div>          </div>    </div>  </body></html>

这里写图片描述

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