This method adds fabrication information to the given elements. 
   Namespace:   Autodesk.Revit.DB.Steel  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 19.0.0.0 (19.0.0.405) 
  Since:  2019 
Syntax
| C# | 
|---|
   |  
| Visual Basic | 
|---|
   |  
| Visual C++ | 
|---|
   |  
Parameters
- aDoc
 -  Type:  Autodesk.Revit.DB Document  
Document containing the given elements ids. 
- elementIds
 -  Type:  System.Collections.Generic IList   ElementId  
Ids of the elements to which we want to add fabrication information. 
Return Value
Ids of the elements for which we couldn't add fabrication information.Remarks
 You can add fabrication information to connections, beams, columns, braces, walls, floors and foundations. 
 Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions ArgumentNullException | A non-optional argument was NULL |