.. _exhale_define__ifc4x2-definitions_8h_1aa61266a5f7649705ed770e28ef02d58f:

Define SCHEMA_IfcSpatialZone_PredefinedType_IS_OPTIONAL
=======================================================

- Defined in :ref:`file_src_ifcparse_Ifc4x2-definitions.h`


Define Documentation
--------------------


.. doxygendefine:: SCHEMA_IfcSpatialZone_PredefinedType_IS_OPTIONAL