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TopExtension Property

The top extension option.

Namespace: Autodesk.Revit.DB.Structure
Assembly: RevitAPI (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Since: 2015

Syntax

C# 
public SurfaceElementExtension TopExtension { get; set; }
Visual Basic 
Public Property TopExtension As SurfaceElementExtension
	Get
	Set
Visual C++ 
public:
property SurfaceElementExtension TopExtension {
	SurfaceElementExtension get ();
	void set (SurfaceElementExtension value);
}

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.

Exceptions

Exception Condition
Autodesk.Revit.Exceptions ArgumentOutOfRangeException When setting this property: A value passed for an enumeration argument is not a member of that enumeration

See Also