You can only have one <head runat="server"> control on a page
运行时候 提示
You can only have one <head runat="server"> control on a page
前台:
Collapsed="false"
TextLabelID="show"
ExpandedText="隐藏申请单"
CollapsedText="显示申请单"
>
GetITBillDetail fuc = new GetITBillDetail();
string controlPath = fuc.getControlName(HidBillType.Value);
Control c = Page.LoadControl(controlPath);
p2.Controls.Add(c); //这里报错