<%@ Page %>
<%@ Register TagPrefix="user" TagName="SampleControl" Src="control.ascx" %>
C# version (control.ascx)
<%@ Control Language="C#" %>
void Page_Load(Object sender, EventArgs e)
{
lblSample.Text = "Sample Control Text";
}
VB version (control.ascx)
<%@ Control Language="VB" %>
Sub Page_Load(sender as object, e as EventArgs)
lblSample.Text = "Sample Control Text"
End Sub