Constructs a new instance of a filter to match elements by category. 
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 24.0.0.0 (24.0.0.0)
Since:  2011 
Syntax
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Parameters
- categoryId
- Type: Autodesk.Revit.DBElementId
 The category id to match.
Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.ExceptionsArgumentException | The category was not valid for filtering. | 
| Autodesk.Revit.ExceptionsArgumentNullException | A non-optional argument was null |