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private void button1_Click(object sender, EventArgs e)
{
label1.Text = "11111";
label1.Update();
Thread.Sleep(10000);
label1.Text = "22";
}
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="WebApp._Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ScriptManager ID="ScriptManager1" runat="server">
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" runat="server">
<ContentTemplate>
<asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
<br />
<asp:Button ID="Button1" runat="server" onclick="Button1_Click" Text="Button" />
<asp:Timer ID="Timer1" runat="server" Enabled="False" Interval="1000"
ontick="Timer1_Tick">
</asp:Timer>
</ContentTemplate>
</asp:UpdatePanel>
<br />
</div>
</form>
</body>
</html>
namespace WebApp
{
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
Label1.Text = "1111";
Timer1.Enabled = true;
}
protected void Timer1_Tick(object sender, EventArgs e)
{
Label1.Text = "222";
Timer1.Enabled = false;
}
}
}
System.Threading.Thread.Sleep(100000);//让程序停止10妙