| Revit 2020.1 API | 
| ElementMulticategoryFilter Constructor (ICollection<(Of <(<'BuiltInCategory>)>)>, Boolean) | 
| ElementMulticategoryFilter Class See Also | 
   Constructs a new instance of a filter to match elements by built-in category, with the option to match all elements which are not of the given category.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 20.0.0.0 (20.1.1.1)
 Syntax
Syntax
| C# | 
|---|
| public ElementMulticategoryFilter( ICollection<BuiltInCategory> categories, bool inverted ) | 
| Visual Basic | 
|---|
| Public Sub New ( _ categories As ICollection(Of BuiltInCategory), _ inverted As Boolean _ ) | 
| Visual C++ | 
|---|
| public: ElementMulticategoryFilter( ICollection<BuiltInCategory>^ categories, bool inverted ) | 
Parameters
- categories
- Type: System.Collections.Generic..::..ICollection<(Of <(<'BuiltInCategory>)>)>
 The built-in categories to match.
- inverted
- Type: System..::..Boolean
 True if the filter should match all elements which are not of the given built-in categories.