<%@ page language="java" contentType="text/html; charset=UTF-8"%> <% //获取request对象 HttpServletRequest req = (HttpServletRequest) pageContext.getRequest(); //设置page范围内属性 pageContext.setAttribute("str", "Java",pageContext.PAGE_SCOPE); //设置request范围内属性 req.setAttribute("str", "Java Web"); //获得的page范围属性 String str1 = (String)pageContext.getAttribute("str",pageContext.PAGE_SCOPE); //获得的request范围属性 String str2 = (String)pageContext.getAttribute("str",pageContext.REQUEST_SCOPE); %> <%="page范围："+str1 %>
<%="request范围："+str2 %>