Determines whether an element can be repeated using the  RepeatElements  method. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 16.0.0.0 (16.0.0.0) 
  Since:  2015 Subscription Update 
Syntax
| C# | 
|---|
   |  
| Visual Basic | 
|---|
   |  
| Visual C++ | 
|---|
   |  
Parameters
- ADoc
 -  Type:  Autodesk.Revit.DB Document  
The document containing the element. 
- elementId
 -  Type:  Autodesk.Revit.DB ElementId  
The element to be tested. 
Return Value
True if the element can be repeated.Remarks
 The element must be an adaptive family instance and have no shape handles. At least one placement point must be hosted on a 1D or 2D repeating reference. All other placement points can be hosted on a 0D, 1D or 2D repeating reference, or must be unhosted. 
 Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions ArgumentNullException | A non-optional argument was NULL |