Share Email Facebook Twitter LinkedIn KeyBasedTreeEntry.ParentKey Property The parent key of this entry. Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0) Syntax C# public string ParentKey { get; }Property ValueString Remarks This value will be the empty string if this entry does not have a parent. See AlsoReferenceKeyBasedTreeEntry ClassAutodesk.Revit.DB Namespace