JSPһЩ±êÇ©, ¶ÔÓ¦µÄ java´úÂë
1.
<jsp:useBran id="cb" class="bean.CounterBean" >
</jsp:useBean>
¶ÔÓ¦´úÂ룺 <%CounterBean cb = new CounterBean();%>
2.
<jsp:setProperty name ="cb" property="count" value = "23"/> ¶ÔÓ¦´úÂ룺
<%-- cb.setCount(Integer.paseInt("23"))- -%>
3.
<jsp:setProperty name ="cb" property="count" ¶ÔÓ¦´úÂ룺
<%-- out.print(cb.getCount())--%>
4.(Öصã) <jsp:useBean id = "counterBean"
scope = "request"
class = "bean.CounterBean" />
¶ÔÓ¦´úÂ룺
<% bean.CouterBean counterBean = (bean.CouterBean)request.getAttribute("counterBean");
if(counterBean = null){
counterBean = new bean.CounterBean();
request.SetAttribute("counterBean",counterBean)
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package org.bupt.test;
import java.util.ArrayList;
class MyResource {
ArrayList<Integer> arrList= new ArrayList<Integer>();
public MyResource(ArrayList<Integer> arrList) {
this.arrList = arrList;
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