<%@ page language="java" import="java.util.*" pageEncoding="gb2312"%> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>My JSP 'b.jsp' starting page</title> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="This is my page"> <!-- <link rel="stylesheet" type="text/css" href="styles.css"> --> </head> <body> <% Integer count=(Integer) session.getAttribute("count"); if(count==null){ count=1; session.setAttribute("count",count); }else{ count++; session.setAttribute("count",count); } %> <%="您是第" +count+"个访问者"%> </body> </html>