<%@ page language="java" import="java.util.Enumeration" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
application对象
application对象
<%
//在application中保存3个键值对
application.setAttribute("city", "北京");
application.setAttribute("zipcode", "10000");
application.setAttribute("email", "io@gmail.com");
%>
所在城市：<%=application.getAttribute("city") %>
application中存放的属性有：
<%
Enumeration attrs = application.getAttributeNames();
while(attrs.hasMoreElements()){
out.print(attrs.nextElement()+"
");
}
%>
jsp（Servlet）引擎：<%=application.getServerInfo() %>