Return a reference providing non-modifiable access to the posixExtendedRangeDescription attribute of this object, used to describe local time transitions far in the future (see {posixExtendedRangeDescription}).
posixExtendedRangeDescription
Declared in <baltzo_zoneinfo.h>
<baltzo_zoneinfo.h>
bsl::string const& posixExtendedRangeDescription() const;