Specifies reporting levels for an accessibility rule defined by an VerificationAttribute instance.
Assembly: System.Web (in System.Web.dll)
When using extending a class, member or indexer with a VerificationAttribute, you must define the level of reporting that the verification rule represents by specifying one of the values.
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.