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HttpCachePolicy class can perform all the tasks that you can perform with the <%@ OutputCache %> directive.
The page is cached on the browser, proxy servers, and web server for 15 seconds.
File: Default.aspx
<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
void Page_Load()
{
Response.Cache.SetCacheability(HttpCacheability.Public);
Response.Cache.SetExpires(DateTime.Now.AddSeconds(15));
Response.Cache.SetMaxAge(TimeSpan.FromSeconds(15));
Response.Cache.SetValidUntilExpires(true);
Response.Cache.SetLastModified(DateTime.Now);
Response.Cache.SetOmitVaryStar(true);
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>Program OutputCache</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<%= DateTime.Now.ToString("T") %>
<br /><br />
<a href="Default.aspx">Request this Page</a>
</div>
</form>
</body>
</html>
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