| Revit 2020.1 API | 
| RoutingPreferenceRule..::..RemoveCriteron Method | 
| RoutingPreferenceRule Class See Also | 
   Removes an existing criterion.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 20.0.0.0 (20.1.1.1)
Since: 
   2013
 Syntax
Syntax
| C# | 
|---|
| public void RemoveCriteron( int index ) | 
| Visual Basic | 
|---|
| Public Sub RemoveCriteron ( _ index As Integer _ ) | 
| Visual C++ | 
|---|
| public: void RemoveCriteron( int index ) | 
Parameters
- index
- Type: System..::..Int32
 The index position of removed routing preference rule in the group.
 Exceptions
Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions..::..ArgumentException | index is not a valid zero-based index. -or- Thrown if the index is out of bounds. | 
| Autodesk.Revit.Exceptions..::..DisabledDisciplineException | None of the following disciplines is enabled: Mechanical Electrical Piping. |