JSP第二周作业 

 1 <%@ page import="java.util.Date" %><% Date date; %><%--
 2   Created by IntelliJ IDEA.
 3   User: 11512
 4   Date: 2022/3/5
 5   Time: 15:52
 6   To change this template use File | Settings | File Templates.
 7 --%>
 8 <%@ page contentType="text/html;charset=UTF-8" language="java" %>
 9 
10   <head>
11     <title>$Title$</title>
12   </head>
13   <body>
14   <%
15     Date date1 = new Date();/* 获取方法 */
16     int hour = date1.getHours();
17     int minute = date1.getMinutes();
18     int second = date1.getSeconds();
19     out.print("当前时间：" + hour + ":" + minute + ":" + second + "<br>");//获取时间
20     if (hour >= 0 && hour <= 12) {
21       out.print("早上好");
22 
23     } else if (hour >= 13 && hour <= 17) {
24 
25       out.print("中午好");
26     } else if (hour >= 18 && hour <= 23) {
27       out.print("晚上好");
28     }
29   %>
30   </body>
31 </html>

 

 

 

 

 

 1 <%@ page import="java.util.Date" %><% Date date; %><%--
 2   Created by IntelliJ IDEA.
 3   User: 11512
 4   Date: 2022/3/5
 5   Time: 15:52
 6   To change this template use File | Settings | File Templates.
 7 --%>
 8 <%@ page contentType="text/html;charset=UTF-8" language="java" %>
 9   <!-- 判断润年 -->
10   <head>
11     <title>$Title$</title>
12   </head>
13   <body>
14   <%int year=2023;%>
15   <%if(year%400==0||year%4==0&&year%100!=0){%>
16     <h2>是闰年</h2>
17   <%}else{%>
18   <h2>不是闰年</h2>
19   <%}%>
20   </body>
21 </html>

 

 

 

 

 1 <%@ page import="java.util.Date" %><% Date date; %><%--
 2   Created by IntelliJ IDEA.
 3   User: 11512
 4   Date: 2022/3/5
 5   Time: 15:52
 6   To change this template use File | Settings | File Templates.
 7 --%>
 8 <%@ page contentType="text/html;charset=UTF-8" language="java" %>
 9   
10   <head>
11     <title>$Title$</title>
12   </head>
13   <body>
14   <%-- 循环输出--%>
15   <%int i = 100;%>
16   <%for (i = 100; i <= 500; i+=100) {%>
17   <hr width="<%=i%>px">
18   <%
19     }
20   %>
21   </body>
22 </html>

 

posted @ 2022-03-09 18:12  1902sjw  阅读(28)  评论(0)    收藏  举报