Mega Code Archive
Save data to Cache if it is not there
<![CDATA[
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="SimpleDataCache" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Button ID="Button1" runat="server" Text="Post Back" />
<br />
<asp:Label ID="lblInfo" runat="server"></asp:Label>
</div>
</form>
</body>
</html>
File: Default.aspx.cs
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class SimpleDataCache : System.Web.UI.Page
{
protected void Page_Load(Object sender, EventArgs e)
{
if (this.IsPostBack)
{
lblInfo.Text += "Page posted back.<hr />";
}
else
{
lblInfo.Text += "Page created.<hr />";
}
if (Cache["TestItem"] == null)
{
DateTime testItem = DateTime.Now;
lblInfo.Text += "cache for 30 seconds.<hr />";
Cache.Insert("TestItem", testItem, null,DateTime.Now.AddSeconds(30), TimeSpan.Zero);
}
else
{
lblInfo.Text += "Retrieving TestItem...<br />";
DateTime testItem = (DateTime)Cache["TestItem"];
lblInfo.Text += "TestItem is '" + testItem.ToString();
}
}
}
]]>