An object that represents a Form within the Autodesk Revit Massing Family. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0) 
Syntax
| C# | 
|---|
   |  
| Visual Basic | 
|---|
   |  
| Visual C++ | 
|---|
   |  
Remarks
 For any reference returned from a Form method, its GeometryObject will become invalid after a form modification method, e.g. MoveSubElement. Call the method on the Form object to retrieve the new reference if it is needed after the modification. 
 Inheritance Hierarchy
  System Object  
Autodesk.Revit.DB Element
Autodesk.Revit.DB CombinableElement
Autodesk.Revit.DB GenericForm
Autodesk.Revit.DB Form
 
 Autodesk.Revit.DB Element
Autodesk.Revit.DB CombinableElement
Autodesk.Revit.DB GenericForm
Autodesk.Revit.DB Form