<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>EL对作用域内的访问</title>
</head>
<body>
<%
pageContext.setAttribute("a", "page");
request.setAttribute("a","request");
session.setAttribute("a","session");
application.setAttribute("a","application");
%>
页面范围a值：${pageScope.a}<br/>
请求范围a值：${requestScope.a}<br/>
会话范围a值：${sessionScope.a}<br/>
应用范围a值：${applicationScope.a}<br/>
不加范围a值：${a}<br/>
</body>
</html>EL对作用域内属性的访问
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转载自blog.csdn.net/abc1498880402/article/details/83537832
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