P

AnalyticalModelSurface.BottomExtension

Description:
The bottom extension option.
Remarks:
Analytical model elements for walls support extension options, while those for floor or slabs do not. If used on analytical model that do not support extension, exception InvalidOperationException will be thrown. To chcek if analytical model support extension use HasExtension property.
public SurfaceElementExtension BottomExtension { get; set; }