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>
</html>
跳转到注册界面