logictag1.jsp

来自「一本jsp自学教材」· JSP 代码 · 共 20 行

<%@ page contentType="text/html; charset=GBK" %>
<%@ taglib uri="/tags/struts-bean" prefix="bean" %>
<%@ taglib uri="/tags/struts-logic" prefix="logic" %>
<jsp:useBean id="person" class="test.person">
</jsp:useBean>
<logic:equal name="person" property="username" value="caxton">
<bean:write name="person" property="username"/>
欢迎你！你是Caxton!<BR>
</logic:equal>
<HR>
<logic:greaterThan name="person" property="age" value="18">
 你已成年，做事要负责任！<BR>
</logic:greaterThan>
<logic:lessThan name="person" property="age" value="18">
 你是未成年，请不要在网上浏览不建康内容！<BR>
</logic:lessThan>
<HR>
<logic:empty name="person" property="sex">
性别不详!
</logic:empty>