C# (CSharp) IdU.FindControl示例

示例#1

 protected void Button4_Click(object sender, EventArgs e)
 {
     PlaceHolder4.Visible = !PlaceHolder4.Visible;
     if (PlaceHolder4.Visible)
     {
         IdU.FindControl("SelectAll").Focus();
     }
 }

示例#2

 protected void Button1_Click(object sender, EventArgs e)
 {
     IdU.Visible = !IdU.Visible;
     if (IdU.Visible)
     {
         IdU.FindControl("SelectAll").Focus();
     }
 }