29 Time library [time]

29.8 The civil calendar [time.cal]

29.8.8 Class weekday_last [time.cal.wdlast]

29.8.8.3 Non-member functions [time.cal.wdlast.nonmembers]

constexpr bool operator==(const weekday_last& x, const weekday_last& y) noexcept;
Returns: x.weekday() == y.weekday().
template<class charT, class traits> basic_ostream<charT, traits>& operator<<(basic_ostream<charT, traits>& os, const weekday_last& wdl);
Effects: Equivalent to: return os << format(os.getloc(), STATICALLY-WIDEN<charT>("{:L}[last]"), wdl.weekday());