Creates a floor within the project with the given horizontal profile using the default floor style. 
   Namespace:   Autodesk.Revit.Creation  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0) 
Syntax
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Parameters
- profile
 -  Type:  Autodesk.Revit.DB CurveArray  
An array of planar lines and arcs that represent the horizontal profile of the floor. 
- structural
 -  Type:  System Boolean  
If set, specifies that the floor is structural in nature. 
Return Value
If successful a new floor object within the project, otherwise a null reference ( Nothing in Visual Basic) .Remarks
 The curves of the profile must be contiguous and the Face formed by profile should be suitable to create floor.