A.實(shí)現(xiàn)INaming Container接口. B.重載Create Child Controls方法,并創(chuàng)建子控件。 C.重載Controls屬性,并調(diào)用Ensure Child Controls方法. D.增加控件到.ascx文件.
A.Button B.TemplateControl C.Control D.WebControl E.UserControl
A. B. C.