Share Email Facebook Twitter LinkedIn CategoryNameMap.Size Property Returns the number of categories that are in the map.Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.2.0.0 (26.2.0.0) Syntax C# public virtual int Size { get; }Property ValueInt32 See AlsoReferenceCategoryNameMap ClassAutodesk.Revit.DB Namespace