Save Value to PageContext : PageContext « JSP « Java Tutorial

1. Java Tutorial
2. JSP
3. PageContext

<%--
  Copyright (c) 2002 by Phil Hanna
  All rights reserved.
  
  You may study, use, modify, and distribute this
  software for any purpose provided that this
  copyright notice appears in all copies.
  
  This software is provided without warranty
  either expressed or implied.
--%>
<%@ page session="false" %>
<%@ page import="java.util.*" %>
<%
   Map map = new HashMap();
   map.put("speed", new Float(500));
   map.put("power", new Float(1000));
   pageContext.setAttribute("flyingObject", map);
   pageContext.setAttribute("speedingBullet", new Float(400));
   pageContext.setAttribute("locomotive", new Float(800));
%>
${
   (flyingObject.speed gt speedingBullet)
      and
   (flyingObject.power gt locomotive)
}

23.33.PageContext
	23.33.1.	Save Value to PageContext
	23.33.2.	Set PageContext Attribute in JSP Page
	23.33.3.	Do Calculation on Value Saved in PageContext
	23.33.4.	Dispatch Page Based on Form Input
	23.33.5.	Compare Attribute in PageContext
	23.33.6.	Check Page Exception