Defined in File Ifc4x1.h
IfcLogical: public IfcUtil::IfcBaseType¶
IfcLogical</iL is a defined type of simple type Logical. It is required since a select type (IfcSimpleValue) cannot directly include simple types in its select list). Logical datatype can have values TRUE, FALSE or UNKNOWN.
HISTORY New type in IFC Release 2x.
operator bool() const¶