Represents an extruded profile swept along a driving curve. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 16.0.0.0 (16.0.0.0) 
  Since:  2016 
Syntax
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Remarks
 Elements such as beams may be formed from a profile that has been swept along a curve. This class represents such a form and is used to access the cross section and the underlying curve that make up the Element.