Defined in File Ifc4x1.h
IfcDuration: public IfcUtil::IfcBaseType¶
String representation of a time duration according to ISO8601:2000 “Data elements and interchange formats - Information interchange - Representation of dates and times” as defined in section 5.5.3 “Representation of duration”. It is recommended to use the alternative format (section 220.127.116.11.2) in its extended version: PYYYY-MM-DDThh:mm:ss. EXAMPLE: P0002-10-15T10:30:20 (duration of two years, 10 months, 15 days, 10 hours, 30 minutes and 20 seconds).
HISTORY: New type in IFC2x4
operator std::string() const¶