Gets a collection of attribute name and value pairs for the ListItem that are not directly supported by the class.
Assembly: System.Web (in System.Web.dll)
Use the collection to manage the attribute name and value pairs declared in the opening and closing tags of the ListItem, but not directly supported by the class. You can programmatically add or remove attributes to the collection.
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.