.. _exhale_define__ifc4x2-definitions_8h_1aa842c993c35a018e6e2b99ac08f34af0:

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


Define Documentation
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.. doxygendefine:: SCHEMA_IfcReference_AttributeIdentifier_IS_OPTIONAL