| Revit 2020 API |
| DirectShape..::..IsValidCategoryId Method |
| DirectShape Class See Also |
Test the category id to make sure it is indeed a top-level built-in category.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 20.0.0.0 (20.0.0.377)
Since:
2015
Syntax
| C# |
|---|
public static bool IsValidCategoryId( ElementId categoryId, Document doc ) |
| Visual Basic |
|---|
Public Shared Function IsValidCategoryId ( _ categoryId As ElementId, _ doc As Document _ ) As Boolean |
| Visual C++ |
|---|
public: static bool IsValidCategoryId( ElementId^ categoryId, Document^ doc ) |
Parameters
- categoryId
- Type: Autodesk.Revit.DB..::..ElementId
Category id to be tested.
- doc
- Type: Autodesk.Revit.DB..::..Document
Document to look up the category by id.
Return Value
False unless categoryId corresponds to a valid built-in top-level model category.
Exceptions
| Exception | Condition |
|---|---|
| Autodesk.Revit.Exceptions..::..ArgumentNullException | A non-optional argument was NULL |