Property :: hasSuperset - Does collection have a superset
The property returns, whether a superset has been defined for a relationship or extent or not. The property is true , when there exists at least one superset and false otherwise.
The function might be called in order to avoid exceptions before calling superset() .
... fragment ( Property &person ) {
if ( person.hasSuperset() )
Application::output(person.superset().count());
}
Return value: Success ( bool )
The value is true when the function was executed successfully. Otherwise the value is set to false .