To understand how the UpdatePanel work in ASP.NET...
To understand how the UpdatePanel work in ASP.NET... Basically I put up a file with TWO updatepanels instead protected void Page_Load(object sender, EventArgs e) { ScriptManager1.RegisterAsyncPostBackControl(Button1); lblStatic.Text = DateTime.Now.ToString(); } protected void Button1_Click(object sender, EventArgs e) { Label1.Text = "Panel refreshed at " + DateTime.Now.ToString(); Label2.Text = "Panel refreshed at " + DateTime.Now.ToString(); } protected void Button2_Click(object sender, EventArgs e) { Label1.Text = "Page refreshed."; Label2.Text = "Page refreshed."; } HTML <asp:Label ID="lblStatic" runat="server"></asp:Label> <asp:ScriptManager ID="ScriptManager1" runat="server" EnablePartialRendering="true" /> <asp:UpdatePanel ID="UpdatePanel1" runat="server" > <ContentTemplate> ...