Share Email Facebook Twitter LinkedIn XYZ.IsUnitLength Method The boolean value that indicates whether this vector is of unit length.Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public bool IsUnitLength()Return ValueBoolean Remarks A unit length vector has a length of one, and is considered normalized. See AlsoReferenceXYZ ClassAutodesk.Revit.DB Namespace