Area Based Load Boundary Line Data Top Level Id Property

The top level id of the area based load boundary line.

Namespace: Autodesk.Revit.DB.Electrical
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)

Syntax

public ElementId TopLevelId { get; set; }

Public Property TopLevelId As ElementId
	Get
	Set

public:
property ElementId^ TopLevelId {
	ElementId^ get ();
	void set (ElementId^ value);
}

member TopLevelId : ElementId with get, set

Exceptions

Exception	Condition
ArgumentException	When setting this property: The ElementId levelId cannot be used as the top level. The ElementId levelId is not a Level or it's elevation is lower than the bottom level's elevation.
ArgumentNullException	When setting this property: A non-optional argument was null

Remarks

The top level's elevation cannot be lower than the bottom level.