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¡¡¡¡response
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¡¡¡¡session
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¡¡¡¡application
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jsp Çåcookie

<%@ page contentType="text/html; charset=GBK" language="java"%>
<%
String[] cookiename = {"JSESSIONID","SECURE_AUTH_ROOT_COOKIE","SECURITY_AUTHENTICATION_COOKIE"};
for(int index = 0, len = cookiename.length; index < len; index ++) {
javax.servlet.http.Cookie c = new javax.s ......

Jsp ELÓï·¨

Jsp ELÓï·¨
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${sessionScope.user.sex}
ËùÓÐEL¶¼ÊÇÒÔ ${ ΪÆðʼ¡¢ÒÔ} Ϊ½áβµÄ¡£
ÉÏÊöEL·¶ÀýµÄÒâ˼ÊÇ£º´ÓSessionÈ¡µÃÓû§µÄÐÔ±ð¡£Èç¹ûʹÓÃ֮ǰJSP´úÂëµÄд·¨ÈçÏ£º
<%
User user = (User)session.getAttribute(”user”);
String sex = user.getSex( );
%>
Á½ÕßÏà±È½Ï֮ϣ¬¿ÉÒÔ·¢ÏÖELµÄÓï·¨± ......

JSPÒ³ÃæµÄ´íÎó´¦Àí

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<%@page language="java" contentType="text/html"  import="java.util.*"  %>
<%@taglib uri="http://java.sun.com/jsp/jstl/core"  prefix="c"%>
<html>
  <body>
  <%
int a=9;
int b=0;
try{
%>
<%=(a/b)%>
<%
}cat ......

³£ÓÃjsp¼¼ÇÉ

1. ÈçºÎÈÃÑ¡ÖеÄÒ»ÐмǼ¸ßÁÁÏÔʾ£¿
http://topic.csdn.net/t/20050105/09/3699823.html
2. ÈçºÎÔÚÏÂÀ­Áбí¿òÀïÑ¡ÔñÒ»¸öÖµºóÌø³öд°¿Ú?
http://topic.csdn.net/t/20050107/15/3707444.html
3. ÈçºÎÔÚJSPÖÐÆô¶¯execl?
http://community.csdn.net/Expert/TopicView1.asp?id=4909154
http://community.csdn.net/Expert/ ......

jsp×Ô¶¨ÒåǶÌ×±êÇ©

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ParentTag.java
import java.io.IOException;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspWriter;
import javax.servlet.jsp.tagext.TagSupport;
public c ......
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