asp.net Page.Controls對象(找到所有服務(wù)器控件)
來源:懂視網(wǎng)
責編:小采
時間:2020-11-27 22:44:53
asp.net Page.Controls對象(找到所有服務(wù)器控件)
asp.net Page.Controls對象(找到所有服務(wù)器控件):實例一: 前臺 代碼如下:<%@ Page Language=C# AutoEventWireup=true CodeFile=Default.aspx.cs Inherits=_Default %> <!DOCTYPE html PUBLIC -//W3C//DTD XHTML 1.0 Transitiona
導讀asp.net Page.Controls對象(找到所有服務(wù)器控件):實例一: 前臺 代碼如下:<%@ Page Language=C# AutoEventWireup=true CodeFile=Default.aspx.cs Inherits=_Default %> <!DOCTYPE html PUBLIC -//W3C//DTD XHTML 1.0 Transitiona
實例一:
前臺
代碼如下:
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_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>無標題頁</title>
</head>
<body>
<form id="form1" runat="server">
<div id="div1">
<asp:Button ID="Button1" runat="server" Text="Button" OnClick="Button1_Click" />
</div>
</form>
</body>
</html>
后臺
代碼如下:
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
string name = "tree";
//Server.Transfer("ajax.aspx?id=1&name="+name);
ChangeControls();
}
/************Controls屬性************
* this.Controls則包括所有控件。
* System.Web.UI.LiteralControl
System.Web.UI.HtmlControls.HtmlHead
System.Web.UI.LiteralControl
System.Web.UI.HtmlControls.HtmlForm
System.Web.UI.LiteralControl
* 為<div id="div1">加上runat屬性,則Form.Controls里則找不到Button1
*/
private void ChangeControls()
{
foreach (System.Web.UI.Control control in this.Form.Controls)
{
if (control is Button)
{
Button btn = (Button)control;
btn.Text = "Hello";
}
}
foreach (Control control in this.Controls)
{
Response.Write(control.ToString() + "<br/>");
}
}
}
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asp.net Page.Controls對象(找到所有服務(wù)器控件)
asp.net Page.Controls對象(找到所有服務(wù)器控件):實例一: 前臺 代碼如下:<%@ Page Language=C# AutoEventWireup=true CodeFile=Default.aspx.cs Inherits=_Default %> <!DOCTYPE html PUBLIC -//W3C//DTD XHTML 1.0 Transitiona