小弟做拉两个jsp页面 其中一个是得到客户端访问次数的count.jsp, 另一个test.jsp include count.jsp,但是当访问test.jsp是 老是显示:欢迎光临!该页面已被访问1次。怎样才能解决上面的问题呢?以下是两个jsp页面代码:
count.jsp:
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%
int count=1;
String name=request.getParameter("name");
try{
count=Integer.parseInt((application.getAttribute(name).toString()));
}
catch(Exception e){
}
out.print("欢迎光临!该页面已被访问"+count+"次。");
count++;
application.setAttribute(" ",new Integer(count));
%>test.jsp:
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<%@ page info="计数器" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
</head>
<body>
<jsp:include page="count.jsp">
<jsp:param name="name" value="test"/>
</jsp:include>
</body>
</html>
请高手们接分,帮我解决!!!
count.jsp:
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%
int count=1;
String name=request.getParameter("name");
try{
count=Integer.parseInt((application.getAttribute(name).toString()));
}
catch(Exception e){
}
out.print("欢迎光临!该页面已被访问"+count+"次。");
count++;
application.setAttribute(" ",new Integer(count));
%>test.jsp:
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<%@ page info="计数器" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
</head>
<body>
<jsp:include page="count.jsp">
<jsp:param name="name" value="test"/>
</jsp:include>
</body>
</html>
请高手们接分,帮我解决!!!
有没有毛病?
new Integer(count)前一个参数应该是字符串
LZ可以看看JSP的内置对象的说明,网上很多滴^_^