IfcBoolean

Semantic definitions at the type

Type definition

IfcBoolean is a defined data type of simple data type Boolean. It is required since a select type (IfcSimpleValue) cannot directly include simple types in its select list. A Boolean type can have value TRUE or FALSE.

Type: BOOLEAN

HISTORY New type in IFC1.5.1.

Formal representations

XSD Specification

 <xs:simpleType name="IfcBoolean">

  <xs:restriction base="xs:boolean"/>

 </xs:simpleType>

 <xs:element name="IfcBoolean-wrapper" nillable="true">

  <xs:complexType>

   <xs:simpleContent>

    <xs:extension base="ifc:IfcBoolean">

     <xs:attributeGroup ref="ifc:instanceAttributes"/>

    </xs:extension>

   </xs:simpleContent>

  </xs:complexType>

 </xs:element>

EXPRESS Specification


TYPE IfcBoolean = BOOLEAN;
END_TYPE;


 EXPRESS-G diagram

	Boolean
	Booléen