Visual Studio 2013
A Visual Studio item identifier that represents the root of a project hierarchy and is used to identify the entire hierarchy, as opposed to a single item.
Assembly: Microsoft.VisualStudio.Shell.12.0 (in Microsoft.VisualStudio.Shell.12.0.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.