For curveElem support multiple levels, top level belows curve bottom level.
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0)
Syntax
C#
public static FailureDefinitionId TopLevelBelowBottomLevel { get; }
BuiltInFailures.CurveFailures.TopLevelBelowBottomLevel Property
Namespace: Autodesk.Revit.DB
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0)