<%@page contentType="text/html; charset=GBK" isELIgnored="false" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core_rt" %>
<html>
<head>
<title>showcore</title>
</head>
<body bgcolor="#ffffff">
<c:set var= "example" value="${100+1}" scope="session"  />	
<c:out value="${example}"/>
<c:remove var= "example" scope="session"/></body>
</html>
