先贴结果图：
点击后：
页面代码：
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server"><title></title>
</head>
<body><form id="form1" runat="server"><div><asp:Label ID="Label1" runat="server" Text=""></asp:Label><hr /><asp:Button ID="Button1" runat="server" OnClick="Button1_Click" Text="Button" /></div></form>
</body>
</html>
public partial class _Default : System.Web.UI.Page
{Stopwatch watch = new Stopwatch();public _Default(){watch.Start();}protected void Page_PreInit(object sender, EventArgs e){Response.Write(watch.ElapsedTicks + ": Page_PreInit<br/>");Label1.Text += watch.ElapsedTicks + ": Page_PreInit<br/>";}protected void Page_Init(object sender, EventArgs e){//System.Threading.Thread.Sleep(1000);Response.Write(watch.ElapsedTicks + ": Page_Init<br/>");Label1.Text += watch.ElapsedTicks + ": Page_Init<br/>";}protected void Page_InitComplete(object sender, EventArgs e){Response.Write(watch.ElapsedTicks + ": Page_InitComplete<br/>");Label1.Text += watch.ElapsedTicks + ": Page_InitComplete<br/>";}protected void Page_PreLoad(object sender, EventArgs e){Response.Write(watch.ElapsedTicks + ": Page_PreLoad<br/>");Label1.Text += watch.ElapsedTicks + ": Page_PreLoad<br/>";}protected void Page_Load(object sender, EventArgs e){Response.Write(watch.ElapsedTicks + ": Page_Load<br/>");Label1.Text += watch.ElapsedTicks + ": Page_Load<br/>";}protected void Page_LoadComplete(object sender, EventArgs e){Response.Write(watch.ElapsedTicks + ": Page_LoadComplete<br/>");Label1.Text += watch.ElapsedTicks + ": Page_LoadComplete<br/>";}protected void Page_PreRender(object sender, EventArgs e){Response.Write(watch.ElapsedTicks + ": Page_PreRender<br/>");Label1.Text += watch.ElapsedTicks + ": Page_PreRender<br/>";}protected void Page_PreRenderComplete(object sender, EventArgs e){Response.Write(watch.ElapsedTicks + ": Page_PreRenderComplete<br/>");Label1.Text += watch.ElapsedTicks + ": Page_PreRenderComplete<br/>";}protected void Page_SaveState(object sender, EventArgs e){Response.Write(watch.ElapsedTicks + ": Page_SaveState<br/>");Label1.Text += watch.ElapsedTicks + ": Page_SaveState<br/>";}protected void Page_SaveStateComplete(object sender, EventArgs e){Response.Write(watch.ElapsedTicks + ": Page_SaveStateComplete<br/>");Label1.Text += watch.ElapsedTicks + ": Page_SaveStateComplete<br/>";}protected void Page_Render(object sender, EventArgs e){Response.Write(watch.ElapsedTicks + ": Page_Render<br/>");Label1.Text += watch.ElapsedTicks + ": Page_Render<br/>";}protected void Button1_Click(object sender, EventArgs e){Response.Write(watch.ElapsedTicks + ": Button1_Click<br/>");Label1.Text += watch.ElapsedTicks + ": Button1_Click<br/>";}
}
MSDN: ASP.NET 页生命周期概述
