8.11.2.41 IfcLogical

IfcLogicalIfcSimpleValue) cannot directly include simple types in its select list). Logical datatype can have values TRUE, FALSE or UNKNOWN.

Type: LOGICAL

HISTORY  New type in IFC2x.

XSD Specification:

 <xs:simpleType name="IfcLogical">
  <xs:restriction base="ifc:logical"/>
 </xs:simpleType>
 <xs:element name="IfcLogical-wrapper" nillable="true">
  <xs:complexType>
   <xs:simpleContent>
    <xs:extension base="ifc:IfcLogical">
     <xs:attributeGroup ref="ifc:instanceAttributes"/>
    </xs:extension>
   </xs:simpleContent>
  </xs:complexType>
 </xs:element>

EXPRESS Specification:

TYPE IfcLogical = LOGICAL;
END_TYPE;

Link to EXPRESS-G diagram EXPRESS-G diagram

Link to this page  Link to this page