wuheng
/
vip21-javaweb


			
				
					
						
						
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							<%--
  Created by IntelliJ IDEA.
  User: 武恒
  Date: 2023/2/9
  Time: 15:13
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
</head>
<body>
<h1>login JSP</h1>

<%

    //触发监听器
    //session.removeAttribute("test");

    //触发监听器
    request.setAttribute("test", 3);
    request.removeAttribute("test");

%>

</body>
</html>