Revit 2023 APIFamilyParameter ClassMembers See Also The family parameter object.Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 23.0.0.0 (23.1.0.0)SyntaxC#public class FamilyParameter : APIObjectVisual BasicPublic Class FamilyParameter _ Inherits APIObjectVisual C++public ref class FamilyParameter : public APIObjectInheritance HierarchySystem..::..Object Autodesk.Revit.DB..::..APIObject Autodesk.Revit.DB..::..FamilyParameterSee AlsoFamilyParameter MembersAutodesk.Revit.DB Namespace