UpdatePanel in asp.net ajax
UsingUpdatePanel.aspx
<%@ Page Language="C#" %>
<!DOCTYPE html>
<script runat="server">
protected void Page_Load(object sender, System.EventArgs e)
{
if (!Page.IsPostBack)
{
Label1.Text = "0";
}
}
protected void Timer1_Tick(object sender, System.EventArgs e)
{
int counter = Convert.ToInt32(Label1.Text);
counter = counter + 1;
Label1.Text = counter.ToString();
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>Ajax UpdatePanel - How to use UpdatePanel in asp.net ajax</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<h2 style="color:DodgerBlue; font-style:italic;">Ajax UpdatePanel Example: How To Use UpdatePanel</h2>
<hr width="550" align="left" color="CornFlowerBlue" />
<asp:ScriptManager
ID="ScriptManager1"
runat="server"
>
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<asp:Timer
ID="Timer1"
runat="server"
Interval="1000"
OnTick="Timer1_Tick"
>
</asp:Timer>
<br />
<asp:Label
ID="Label1"
runat="server"
Text="Test Label"
ForeColor="DeepPink"
Font-Size="XX-Large"
Font-Names="Comic Sans MS"
Font-Bold="true"
>
</asp:Label>
</ContentTemplate>
</asp:UpdatePanel>
</div>
</form>
</body>
</html>


