代码示例：使用AJAX.NET TIMER控件

来源：互联网发布：sql查询oracle数据库编辑：程序博客网时间：2024/06/04 19:03

示例ASPX页面代码：

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="AJAXTIMESIMPLE._Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<title>Untitled Page</title>

</head>

<body>

<asp:ScriptManager ID="ScriptManager1" runat="server" />

<div>

<asp:UpdatePanel ID="UpdatePanel1" runat="server">

<asp:Timer ID="Timer1" runat="server" Interval="10000" OnTick="Timer1_Tick">

</asp:Timer>

<asp:Label ID="lblRefresh" runat="server" Text="Panel not refreshed yet" Width="174px"></asp:Label>

</ContentTemplate>

</asp:UpdatePanel>

<asp:Label ID="lblNoFresh" runat="server"></asp:Label></div>

</form>

</body>

</html>

示例后台C#代码：

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;

namespace AJAXTIMESIMPLE

{

public partial class _Default : System.Web.UI.Page

{

protected void Page_Load(object sender, EventArgs e)

{

lblNoFresh.Text = "Page created at: " + DateTime.Now.ToLongTimeString();

}

protected void Timer1_Tick(object sender, EventArgs e)

{

lblRefresh.Text = "Panel refreshed at: " + DateTime.Now.ToLongTimeString();

}