<%@ Page Language="C#" MasterPageFile="~/aspnet/section.master" %> <%@ Register TagPrefix=Acme Namespace=Acme %> <%@ Register TagPrefix="Acme" TagName="SourceRef" Src="~/util/SrcRef.ascx"%>

PlaceHolder

The PlaceHolder control can be used as a container control within a document to dynamically load other controls. The PlaceHolder control has no HTML-based output and is used only to mark a spot for other controls that can be added to the Controls collection of the PlaceHolder during page execution. The following example illustrates adding controls to a PlaceHolder.