]]>
]]>
涓銆丅ean鏍囩
1.<bean:define> 瀹氫箟鎴栧鍒朵竴涓璞?br /> eg錛?
<%@ page language="java" pageEncoding="ISO-8859-1"%><%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %><html:html lang="true"> <head> <title>bean_define</title> </head> <body> <bean:define id="str" value="Hello"> <h1>${str}</h1> </body></html:html>2.<bean:size>姹傚嚭闀垮害錛屾暟緇勩丆ollection銆丮ap
Collection eg錛?br />
<%@ page language="java" pageEncoding="GB2312"%><%@ page import="java.util.*"%><%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %><html:html lang="true"> <head> <title>bean_size</title> </head> <body> <% Collection coll= new ArrayList() ; coll.add("鍖椾含") ; coll.add("涓婃搗") ; coll.add("瑗垮畨") ; // 灝咰ollection瀵硅薄淇濆瓨鍦ㄥ洓縐嶅睘鎬ц寖鍥翠箣涓?br />
request.setAttribute("coll",coll) ; %> <bean:size id="len" name="coll" scope="request"/> <h1>闀垮害鏄細${len}</h1> </body></html:html>map eg:
<%@ page language="java" pageEncoding="GB2312"%><%@ page import="java.util.*"%><%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %><html:html lang="true"> <head> <title>bean_size</title> </head> <body> <% Map m = new HashMap() ; m.put("one","1") ; m.put("two","2") ; m.put("three","3") ; // 灝哅ap瀵硅薄淇濆瓨鍦ㄥ洓縐嶅睘鎬ц寖鍥翠箣涓?br />
request.setAttribute("namemap",m) ; %> <bean:size id="len" name="namemap" scope="request"/> <h1>闀垮害鏄細${len}</h1> </body></html:html>3.<bean:write>鎵撳嵃瀵硅薄鎴栧璞′腑鐨勫睘鎬?綾諱技浜?{}鐨勫姛鑳?br /> eg錛?br /> 鍏堢紪鍐欎竴涓狿erson綾?JavaBean)
package com.illu;
public class Person {
private String name; private String password;
public Person(){}
public String getName() { return name;
} public void setName(String name) { this.name = name; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; }
}<%@ page language="java" pageEncoding="GB2312"%><%@ page import="java.util.*"%><%@ page import="com.illu.Person"%><%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %><html:html lang="true"> <head> <title>bean_write</title> </head> <body> <jsp:useBean id="person" class="com.illu.Person" scope="request"/><jsp:setProperty name="person" property="name" value="illu"/>
<jsp:setProperty name="person" property="password" value="123456789"/>
<h1>浣跨敤EL錛?/span></h1> <h2>濮撳悕錛?{person.name}</h2> <h2>瀵嗙爜錛?{person.password}</h2> <hr> <h1>浣跨敤Bean鏍囩錛?/span></h1> <h2>濮撳悕錛?/span><bean:write name="person" property="name" scope="request"/></h2> <h2>瀵嗙爜錛?/span><bean:write name="person" property="password" scope="request"/></h2> </body></html:html>4.<bean:message>Struts 鍥介檯鍖?鎴栬皟鐢⊿truts鐨勬秷鎭祫婧愰厤緗枃浠?鐢ㄤ簬淇濆瓨鏄劇ず淇℃伅)
eg:
棣栧厛鍦╯truts-config.xml涓厤緗秷鎭祫婧愰厤緗枃浠訛紝鍔犲叆涓涓嬩唬鐮佸嵆鍙?
<message-resources parameter="illu.struts.ApplicationResources" />鍦ㄦ枃浠朵腑鍔犲叆welcome = welcome {0} !
{0}琛ㄧず鍙傛暟浣嶇疆
<%@ page language="java" pageEncoding="GB2312"%><%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %> <head> <title>bean_message</title> </head> <body> <bean:message key="welcome" arg0="illu"/> </body></html:html>]]>