IfcDefinedSymbolSelect

Definition from IAI: The defined symbol select is a selection between a predefined symbol and an externally defined symbol.

> NOTE Corresponding STEP name: defined_symbol_select. Please refer to ISO/IS 10303-46:1994 for the final definition of the formal standard.

> HISTORY New type in Release IFC2x 2nd Edition.

EXPRESS specification:

TYPE IfcDefinedSymbolSelect = SELECT
( | IfcPreDefinedSymbol, IfcExternallyDefinedSymbol);
END_TYPE;