8.11.2.30 IfcIdentifier
8.11.2.30.1 Semantic definition
An identifier is an alphanumeric string which allows an individual thing to be identified. It may not provide natural-language meaning.
Type: STRING of up to 255 characters
Value restrictions
As a merely machine-readable string for identification purposes, an identifier is usually machine-generated and locale-independent (in contrast to human-readable labels, IfcLabel).
8.11.2.30.2 Formal representation
TYPE IfcIdentifier = STRING(255);
END_TYPE;
8.11.2.30.3 References
- IfcApplication
- IfcApproval
- IfcAsset
- IfcBlobTexture
- IfcClassification
- IfcClassificationReference
- IfcComplexProperty
- IfcControl
- IfcCoordinateReferenceSystem
- IfcDocumentInformation
- IfcElement
- IfcExtendedProperties
- IfcExternalReference
- IfcGeographicCRS
- IfcLanguageId
- IfcOrganization
- IfcPerson
- IfcPresentationLayerAssignment
- IfcProcess
- IfcProjectedCRS
- IfcProperty
- IfcPropertySetTemplate
- IfcReference
- IfcRelInterferesElements
- IfcResource
- IfcSimpleValue
- IfcSurfaceTexture
- IfcTableColumn
- IfcTypeObject
- IfcTypeProcess
- IfcTypeResource
- IfcUniquePropertyName