std::chrono::tai_clock(3) Library Functions Manual std::chrono::tai_clock(3) NAME std::chrono::tai_clock SYNOPSIS #include Public Types using duration using period using rep using time_point Static Public Member Functions template static tai_time< common_type_t< _Duration, seconds > > from_utc (const utc_time< _Duration > &__t) static time_point now () template static utc_time< common_type_t< _Duration, seconds > > to_utc (const tai_time< _Duration > &__t) Static Public Attributes static constexpr bool is_steady Detailed Description A clock that measures International Atomic Time. The epoch is 1958-01-01 00:00:00. Since C++20 Author Generated automatically by Doxygen for libstdc++ from the source code. libstdc++ std::chrono::tai_clock(3)