session（练习） 

 1 <%@ page language="java" contentType="text/html; charset=UTF-8"
 2     pageEncoding="UTF-8"%>
 3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 <html>
 5 <head>
 6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 7 <title>Insert title here</title>
 8 </head>
 9 <body>
10 <form action="text4.jsp" method="post" >
11 <input type="text" name="name">
12 <input type="submit" value="登录">
13 </form>
14 </body>
15 </html>
 1 <%@ page language="java" contentType="text/html; charset=UTF-8"
 2     pageEncoding="UTF-8"%>
 3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 <html>
 5 <head>
 6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 7 <title>Insert title here</title>
 8 </head>
 9 <body>
10 <%
11 String str =new String (request.getParameter("name").getBytes("ISO-8859-1"),"UTF-8");
12 session.setAttribute("aaa", str);
13 %>
14 添加了session
15 <br>
16 正在等待跳转...
17 <%response.setHeader("refresh","5;URL=test5.jsp"); %>
18 </body>
19 </html>
 1 <%@ page language="java" contentType="text/html; charset=UTF-8"
 2     pageEncoding="UTF-8"%>
 3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 <html>
 5 <head>
 6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 7 <title>Insert title here</title>
 8 </head>
 9 <body>
10 <%
11 String str=session.getAttribute("aaa").toString();
12     out.print("用户名="+str);
13 %>
14 </body>
15 </html>

题目:制作登录界面，登录成功后把用户名放在session里，在第3个页面读取session显示用户名

posted @ 2016-06-28 00:10  明天会更好！！！！  阅读(204)  评论(0)    收藏  举报