Share Email Facebook Twitter LinkedIn PaperSourceSet.Size Property Returns the number of objects that are in the set.Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.1.0.0 (26.1.0.34) Syntax C# public virtual int Size { get; }Property ValueInt32 See AlsoReferencePaperSourceSet ClassAutodesk.Revit.DB Namespace