Gets a value that indicates whether the client's browser supports "uplevel" rendering.
Assembly: System.Web (in System.Web.dll)
Use the property to determine whether the client's browser supports "uplevel" rendering. For a browser to support "uplevel" rendering, it must support Microsoft Internet Explorer Document Object Model (DOM) version 4 or later and ECMAScript version 1.2 or later.
This property is used primarily by control developers.
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.