IfcSimpleProperty

Natural language names
Einfaches Merkmal
Simple Property
Propriété simple
Semantic definitions at the entity
Entity definition

IfcSimpleProperty is a generalization of a single property object. The various subtypes of IfcSimpleProperty establish different ways in which a property value can be set.

HISTORY  New entity in IFC1.0, definition changed in IFC2x.

Inherited definitions from supertypes
Entity inheritance IfcPropertyBoundedValue IfcPropertyEnumeratedValue IfcPropertyListValue IfcPropertyReferenceValue IfcPropertySingleValue IfcPropertyTableValue IfcProperty IfcPropertyAbstraction
Attribute inheritance
#AttributeTypeCardinalityDescriptionG
IfcPropertyAbstraction
HasExternalReferencesIfcExternalReferenceRelationship
@RelatedResourceObjects
S[0:?]Reference to an external reference, e.g. library, classification, or document information, that is associated to the property definition.
IFC4 CHANGE New inverse attribute.
X
IfcProperty
1NameIfcIdentifier Name for this property. This label is the significant name string that defines the semantic meaning for the property. X
2SpecificationIfcText? Informative text to explain the property. X
PartOfPsetIfcPropertySet
@HasProperties
S[0:?]Reference to the IfcPropertySet by which the IfcProperty is referenced.
IFC4 CHANGE  New inverse attribute to navigate from IfcProperty to IfcPropertySet with upward compatibility for file based exchange.
X
PropertyForDependanceIfcPropertyDependencyRelationship
@DependingProperty
S[0:?]The property on whose value that of another property depends. X
PropertyDependsOnIfcPropertyDependencyRelationship
@DependantProperty
S[0:?]The relating property on which the value of the property depends. X
PartOfComplexIfcComplexProperty
@HasProperties
S[0:?]Reference to the IfcComplexProperty in which the IfcProperty is contained.
IFC4 CHANGE  The cardinality has changed to 0..n to allow reuse of instances of IfcProperty in several IfcComplexProperty with upward compatibility for file based exchange.
X
HasConstraintsIfcResourceConstraintRelationship
@RelatedResourceObjects
? S[0:?]User-defined constraints for the property. X
HasApprovalsIfcResourceApprovalRelationship
@RelatedResourceObjects
? S[0:?]User-defined approvals for the property. X
PartOfMaterialOrProfilePropertiesIfcExtendedProperties
@Properties
S[0:?]Reference to the IfcMaterialProperties by which the IfcProperty is referenced. X
IfcSimpleProperty
Formal representations
XML Specification
 <xs:element name="IfcSimpleProperty" type="ifc:IfcSimpleProperty" abstract="true" substitutionGroup="ifc:IfcProperty" nillable="true"/>
 <xs:complexType name="IfcSimpleProperty" abstract="true">
  <xs:complexContent>
   <xs:extension base="ifc:IfcProperty"/>
  </xs:complexContent>
 </xs:complexType>
EXPRESS Specification

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