摘要:清除TextBox的值
最近寫的網頁，使用者要求當查無資料時，必須清除表格內所有TextBox的值。
01 
foreach (object control in this.Page.Controls)
02
{
03
if (control is System.Web.UI.HtmlControls.HtmlForm)
04
{
05 System.Web.UI.HtmlControls.HtmlForm form = (System.Web.UI.HtmlControls.HtmlForm)control;
06
07 foreach (object ctrl in form.Controls)
08 {
09 if (ctrl is System.Web.UI.WebControls.TextBox)
10 ((TextBox)ctrl).Text = "";
11
}
12 }
13
}
foreach (object control in this.Page.Controls) 02
{ 
03
if (control is System.Web.UI.HtmlControls.HtmlForm) 04
{ 
05
System.Web.UI.HtmlControls.HtmlForm form = (System.Web.UI.HtmlControls.HtmlForm)control; 06
07
foreach (object ctrl in form.Controls) 08
{ 09
if (ctrl is System.Web.UI.WebControls.TextBox) 10
((TextBox)ctrl).Text = ""; 11
} 12
} 13
}