Share Email Facebook Twitter LinkedIn Subelement.UniqueId Property A stable unique identifier for this subelement within the document. Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.1.0.0 (26.1.0.34) Syntax C# public string UniqueId { get; }Property ValueString See AlsoReferenceSubelement ClassAutodesk.Revit.DB Namespace