.. _exhale_define__ifc2x3-definitions_8h_1a15a7d938c3eb7c73f636fcb0a5703c12:

Define SCHEMA_IfcProductsOfCombustionProperties_COContent_IS_OPTIONAL
=====================================================================

- Defined in :ref:`file_src_ifcparse_Ifc2x3-definitions.h`


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


.. doxygendefine:: SCHEMA_IfcProductsOfCombustionProperties_COContent_IS_OPTIONAL