std::chrono::operator==,<=>(std::chrono::time_zone)
Min standard notice:
Header: <chrono>
Compares the two time_zone values x and y by name.
# Declarations
bool operator==( const std::chrono::time_zone& x,
const std::chrono::time_zone& y ) noexcept;
(since C++20)
std::strong_ordering operator<=>( const std::chrono::time_zone& x,
const std::chrono::time_zone& y ) noexcept;
(since C++20)