<%-- Created by IntelliJ IDEA. User: 武恒 Date: 2023/2/9 Time: 14:04 To change this template use File | Settings | File Templates. --%> <%@ page contentType="text/html;charset=UTF-8" language="java" %> <% //此两行代码 可以出花 session 监听器 //session.setAttribute("test", 1); //session.setAttribute("test", 2); request.setAttribute("test", 1); request.setAttribute("test", 2); %>