JavaBean scope演示

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> JavaBean scope演示

JavaBean实例对象能访问

page范围：${!empty page_person}
request范围：${!empty request_person}
session范围：${!empty session_person}
application范围：${!empty application_person}

page范围：${page_person.name}
request范围：${request_person.name}
session范围：${session_person.name}
application范围：${application_person.name}