2024年4月30日发(作者：)

在WebForm1页面上直接放置用户控件WebUserControl1时的事件顺序：

WebUserControl1_Init

WebForm1_Init

Page_Load

WebUserControl1_Load

WebForm1_PreRender

WebUserControl1_PreRender

WebUserControl1_Unload

WebForm1_Unload

在WebForm1页面的OnInit方法中用代码Load用户控件WebUserControl1时的

事件顺序： WebForm1_Init : OnInit WebForm1: Loading controls

WebUserControl1_Init : OnInit WebForm1: added to Controls WebForm1:

LoadViewState WebUserControl1: LoadViewState WebUserControl1: LoadPostData

Begin WebUserControl1: LoadPostData End WebForm1_PageLoad: OnLoad after

base's Onload. WebUserControl1_Load: after base's OnLoad iWebUserControl1:

RaisePostDataChange WebForm1: OnPreRender WebUserControl1: OnPreRender

WebForm1: SavedViewState WebUserControl1: SaveViewState 在WebForm1页面

的Page_Load方法中用代码Load用户控件WebUserControl1时的事件顺序：

WebForm1_Init : OnInit WebForm1: LoadViewState WebForm1_PageLoad: OnLoad

after base's Onload. WebForm1: Loading controls WebUserControl1_Init : OnInit

WebUserControl1: LoadViewState WebForm1: added to Controls

WebUserControl1_Load: after base's OnLoad WebUserControl1: LoadPostData

Begin WebUserControl1: LoadPostData End iWebUserControl1:

RaisePostDataChange WebForm1: OnPreRender WebUserControl1: OnPreRender

WebForm1: SavedViewState WebUserControl1: SaveViewState 在WebForm1页面

的Button1_Click事件中用代码Load用户控件WebUserControl1时的事件顺序：

WebForm1_Init

Page_Load

Button1_Click

WebUserControl1_Init

WebUserControl1_Load

WebForm1_PreRender

WebUserControl1_PreRender

WebUserControl1_Unload

WebForm1_Unload