用session
<%
HttpSession mysession=request.getSession(true);
String ifnew=(String)mysession.getValue("ifnew");
if(ifnew==null)
{
out.print("new");
ifnew="false";
mysession.putValue("ifnew",ifnew);
}
else
out.print("refresh");
%>
<%
HttpSession mysession=request.getSession(true);
String ifnew=(String)mysession.getValue("ifnew");
if(ifnew==null)
{
out.print("new");
ifnew="false";
mysession.putValue("ifnew",ifnew);
}
else
out.print("refresh");
%>
解决方案 »
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