Assembly: System.Web (in System.Web.dll)
The property overrides the base implementation to ensure that all child controls have been created prior to returning the ControlCollection object.
The property allows you to programmatically access the ControlCollection for the CompositeControl. You can add controls to, or remove controls from the collection, and iterate through the controls in the collection.
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.