Revit 2026 APIExportIFCCategoryKey Constructor Constructs a new ExportIFCCategoryKey with default values. Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 26.0.4.0 (26.0.4.0)SyntaxC#VBC++F#public ExportIFCCategoryKey()Public Sub Newpublic: ExportIFCCategoryKey()new : unit -> ExportIFCCategoryKeySee AlsoReferenceExportIFCCategoryKey ClassExportIFCCategoryKey OverloadAutodesk.Revit.DB NamespaceSend comments on this topic to Autodesk