ControlCollection::Add Method
Adds the specified Control object to the collection.
Assembly: System.Web (in System.Web.dll)
| Exception | Condition |
|---|---|
| ArgumentNullException | Thrown if the child parameter does not specify a control. |
| HttpException | Thrown if the ControlCollection is read-only. |
The new control is added to the end of an ordinal index array. The control can be an instance of any ASP.NET server control, a custom server control you create, or a literal control.
To add a control to the collection at a specific index location, use the AddAt method.
Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.