Checks whether a ForgeTypeId identifies a built-in category.

Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 22.0.0.0 (22.1.0.0)
Since: 2022

Syntax

C#
`public static bool IsBuiltInCategory( ForgeTypeId categoryTypeId )`

Visual Basic
`Public Shared Function IsBuiltInCategory ( _ categoryTypeId As ForgeTypeId _ ) As Boolean`

Visual C++
`public: static bool IsBuiltInCategory( ForgeTypeId^ categoryTypeId )`

categoryTypeId: Type: Autodesk.Revit.DB ForgeTypeId
The identifier to check.

True if the ForgeTypeId identifies a built-in category, false otherwise.

Remarks

A ForgeTypeId identifies a built-in category if it corresponds to a valid BuiltInCategory value according to Category.IsBuiltInCategoryValid(BuiltInCategory) and Category.GetBuiltInCategoryTypeId(BuiltInCategory) .

Exception	Condition
Autodesk.Revit.Exceptions ArgumentNullException	A non-optional argument was null