.. _exhale_define__ifc4x2-definitions_8h_1a6d285d5027b933d12cf25a44e529d4e5:

Define SCHEMA_IfcTaskTime_ScheduleStart_IS_OPTIONAL
===================================================

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


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


.. doxygendefine:: SCHEMA_IfcTaskTime_ScheduleStart_IS_OPTIONAL