📄 logicdemo03.jsp
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<%@ page language="java" pageEncoding="GBK"%>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic" %>
<%@ taglib uri="http://struts.apache.org/tags-tiles" prefix="tiles" %>
<html:html lang="true">
<head>
<title>LogicDemo01.jsp</title>
</head>
<body>
<%
// request.setAttribute("ref",new Integer(1)) ;
request.setAttribute("ref",new Character('1')) ;
// 通过标签判断在指定范围中是否有属性存在
%>
<logic:equal name="ref" scope="request" value="1">
<h1>内容为1！！！</h1>
</logic:equal>
<logic:notEqual name="ref" scope="request" value="1">
<h1>内容不为1！！！</h1>
</logic:notEqual>
<logic:greaterThan name="ref" scope="request" value="0">
<h1>内容大于0！！！</h1>
</logic:greaterThan>
<logic:greaterEqual name="ref" scope="request" value="1">
<h1>内容大于等于1！！！</h1>
</logic:greaterEqual>
<logic:lessThan name="ref" scope="request" value="2">
<h1>内容小于2！！！</h1>
</logic:lessThan>
<logic:lessEqual name="ref" scope="request" value="1">
<h1>内容小于等于1！！！</h1>
</logic:lessEqual>
</body>
</html:html>
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