网页计数器源码

最新推荐文章于 2024-10-14 23:32:09 发布

原创最新推荐文章于 2024-10-14 23:32:09 发布 · 1.1k 阅读

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CC 4.0 BY-SA版权

文章标签：

#integer #application #html #java #null

<%@ page language="java" pageEncoding="gb2312" %>
<html>
<head>
 </head>
<body>
 <%!
 synchronized void countPeople(){
 ServletContext application = getServletContext();
 Integer number = (Integer)application.getAttribute("Count");
 if(number == null){
 number = new Integer(1);
 application.setAttribute("Count",number);
 }else{
 number = new Integer(number.intValue() + 1);
 application.setAttribute("Count",number);
 }
 }
 %>
 <%
 if(session.isNew()){
 countPeople();
 Integer myNumber = (Integer)application.getAttribute("Count");

 session.setAttribute("MyCount",myNumber);
 }

 %>
 
 <%int a =((Integer)session.getAttribute("MyCount")).intValue(); %>
 您是第<%=a%>访问本站的客户
</body>
</html>