Share Email Facebook Twitter LinkedIn AssemblyDifferenceNamingCategory.NamingCategoryId1 Property Naming category id of the first assembly Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.2.0.0 (26.2.0.0) Syntax C# public ElementId NamingCategoryId1 { get; }Property ValueElementId See AlsoReferenceAssemblyDifferenceNamingCategory ClassAutodesk.Revit.DB Namespace