Share Email Facebook Twitter LinkedIn UV.IsZeroLength Method The boolean value indicates whether this 2-D vector is a zero vector.Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.2.0.0 (26.2.0.0) Syntax C# public bool IsZeroLength()Return ValueBoolean RemarksThe zero vector's each component is zero within the tolerance (1.0e-09). See AlsoReferenceUV ClassAutodesk.Revit.DB Namespace