std::chrono::operator ==,!=,<,<=,>,>= (std::chrono::month_weekday)

From cppreference.com
< cpplrm; | chronolrm; | month weekday
Date and time utilities
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Calendars
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Time zones
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C-style date and time
constexpr bool operator==(const std::chrono::month_weekday& x,
const std::chrono::month_weekday& y) noexcept;
(since C++20)
constexpr bool operator!=(const std::chrono::month_weekday& x,
const std::chrono::month_weekday& y) noexcept;
(since C++20)

Compares the two month_weekday objects x and y.

Return values

1) x.month() == y.month() && x.weekday_indexed() == y.weekday_indexed().
2) !(x == y).