建立一个test08 <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="ISO-8859-1"> <title>Insert title here</title> </head> <body> <h1>request对象</h1> <hr> <form action="response.jsp" name="regForm" method="post"> <table> <tr> <td>用户名:</td> <td><input type="text" name="username"/></td> </tr> <tr> <td>爱好:</td> <input type="checkbox" name="favorite" value="read"/>读书 <input type="checkbox" name="favorite" value="music"/>音乐 <input type="checkbox" name="favorite" value="movie"/>电影 <input type="checkbox" name="favorite" value="internet"/>上网 </tr> <tr> <td colspan="2"><input type="submit" value="登录"></td> </tr> </table> </form> <br> <br> <a href="requset.jsp?username=lisi">url</a> </body> </html>建立一个test11 <%@ page language="java" import="java.util.*" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="ISO-8859-1"> <title>Insert title here</title> </head> <body> <h1>pagecontext</h1> <hr> 用户名:<%=pageContext.getSession().getAttribute("username") %><br> <% //跳转到注册页面 pageContext.forward("test08.jsp"); %> </body>