<%-- Created by IntelliJ IDEA. User: tT丶 Date: 2017-12-12 Time: 14:53 To change this template use File | Settings | File Templates. --%> <%@ page contentType="text/html;charset=UTF-8" language="java" %> <html> <head> <title>域对象</title> </head> <body> <% pageContext.setAttribute("PageContext","value11111111111"); request.setAttribute("Request","value2222222222"); session.setAttribute("Session","value333333333333"); application.setAttribute("Application","value44444444"); %> <!--html注释--> <%--jsp注释--%> 1.<%=pageContext.getAttribute("PageContext")%> 2.<%=request.getAttribute("Request")%> 3.<%=session.getAttribute("Session")%> 4.<%=application.getAttribute("Application")%> </body> </html>