Example of output Caching with the VaryByParam Attribute
Output <%@ Page Language="C#" %>
<%@ OutputCache Duration ="60" VaryByParam ="Name" %>
<!DOCTYPE html>
<script runat="server">
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
if (IsPostBack )
{
Name.Visible = false;
Label3.Visible = false;
Button1.Visible = false;
Label2.Text = "the output of this page was cached for" + Name.Text + "The current time is" + DateTime.Now.ToString();
}
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Label ID="Label3" runat="server" Text="Please Enter your name:"></asp:Label>
<asp:TextBox ID="Name" runat="server"></asp:TextBox>
<br />
<asp:Label ID="Label1" runat="server"></asp:Label>
<br />
<asp:Label ID="Label2" runat="server"></asp:Label>
<br />
<asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" />
</div>
</form>
</body>
</html>
<%@ OutputCache Duration ="60" VaryByParam ="Name" %>
<!DOCTYPE html>
<script runat="server">
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
if (IsPostBack )
{
Name.Visible = false;
Label3.Visible = false;
Button1.Visible = false;
Label2.Text = "the output of this page was cached for" + Name.Text + "The current time is" + DateTime.Now.ToString();
}
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Label ID="Label3" runat="server" Text="Please Enter your name:"></asp:Label>
<asp:TextBox ID="Name" runat="server"></asp:TextBox>
<br />
<asp:Label ID="Label1" runat="server"></asp:Label>
<br />
<asp:Label ID="Label2" runat="server"></asp:Label>
<br />
<asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" />
</div>
</form>
</body>
</html>
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