Gets a value that indicates whether the designer should use a temporary copy of the UpdatePanel control to generate the design-time markup, instead of using the actual control that is associated with the designer.
Assembly: System.Web.Extensions.Design (in System.Web.Extensions.Design.dll)
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.
Windows Phone 8.1, Windows Phone 8, 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.