126.96.36.199.1 Semantic definition
IfcValue is a select type for selecting between more specialised select types IfcSimpleValue, IfcMeasureValue and IfcDerivedMeasureValue.
- IfcSimpleValue A select type for basic defined types of simple data type.
- IfcMeasureValue A select type for basic measure types of ISO 10303-41.
- IfcDerivedMeasureValue A select type for derived measure types.
188.8.131.52.2 Type values
184.108.40.206.3 Formal representation
TYPE IfcValue = SELECT (IfcDerivedMeasureValue ,IfcMeasureValue ,IfcSimpleValue); END_TYPE;