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std::chrono(3cxx) std::chrono(3cxx)

NAME

std::chrono - ISO C++ 2011 namespace for date and time utilities.

SYNOPSIS

Classes


struct duration
chrono::duration represents a distance between two points in time struct duration_values
duration_values struct steady_clock
Monotonic clock. struct system_clock
System clock. struct time_point
chrono::time_point represents a point in time as measured by a clock struct treat_as_floating_point
treat_as_floating_point

Typedefs


using high_resolution_clock = system_clock
Highest-resolution clock. using hours = duration< int64_t, ratio< 3600 > >
hours using microseconds = duration< int64_t, micro >
microseconds using milliseconds = duration< int64_t, milli >
milliseconds using minutes = duration< int64_t, ratio< 60 > >
minutes using nanoseconds = duration< int64_t, nano >
nanoseconds using seconds = duration< int64_t >
seconds

Functions


template<typename _Rep , typename _Period > constexpr enable_if_t< numeric_limits< _Rep >::is_signed, duration< _Rep, _Period > > abs (duration< _Rep, _Period > __d)
template<typename _ToDur , typename _Rep , typename _Period > constexpr __enable_if_is_duration< _ToDur > ceil (const duration< _Rep, _Period > &__d)
template<typename _ToDur , typename _Clock , typename _Dur > constexpr enable_if_t< __is_duration< _ToDur >::value, time_point< _Clock, _ToDur > > ceil (const time_point< _Clock, _Dur > &__tp)
template<typename _ToDur , typename _Rep , typename _Period > constexpr __enable_if_is_duration< _ToDur > duration_cast (const duration< _Rep, _Period > &__d)
duration_cast template<typename _ToDur , typename _Rep , typename _Period > constexpr __enable_if_is_duration< _ToDur > floor (const duration< _Rep, _Period > &__d)
template<typename _ToDur , typename _Clock , typename _Dur > constexpr enable_if_t< __is_duration< _ToDur >::value, time_point< _Clock, _ToDur > > floor (const time_point< _Clock, _Dur > &__tp)
template<typename _ToDur , typename _Rep , typename _Period > constexpr enable_if_t< __and_< __is_duration< _ToDur >, __not_< treat_as_floating_point< typename _ToDur::rep > > >::value, _ToDur > round (const duration< _Rep, _Period > &__d)
template<typename _ToDur , typename _Clock , typename _Dur > constexpr enable_if_t< __and_< __is_duration< _ToDur >, __not_< treat_as_floating_point< typename _ToDur::rep > > >::value, time_point< _Clock, _ToDur > > round (const time_point< _Clock, _Dur > &__tp)
template<typename _ToDur , typename _Clock , typename _Dur > constexpr enable_if< __is_duration< _ToDur >::value, time_point< _Clock, _ToDur > >::type time_point_cast (const time_point< _Clock, _Dur > &__t)
time_point_cast



template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > constexpr common_type< duration< _Rep1, _Period1 >, duration< _Rep2, _Period2 > >::type operator- (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
The difference between two durations.



template<typename _Rep1 , typename _Rep2 , typename _Period > constexpr duration< __common_rep_t< _Rep2, _Rep1 >, _Period > operator* (const _Rep1 &__s, const duration< _Rep2, _Period > &__d)
template<typename _Rep1 , typename _Period , typename _Rep2 > constexpr duration< __common_rep_t< _Rep1, __disable_if_is_duration< _Rep2 > >, _Period > operator/ (const duration< _Rep1, _Period > &__d, const _Rep2 &__s)
template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > constexpr common_type< _Rep1, _Rep2 >::type operator/ (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
template<typename _Rep1 , typename _Period , typename _Rep2 > constexpr duration< __common_rep_t< _Rep1, __disable_if_is_duration< _Rep2 > >, _Period > operator% (const duration< _Rep1, _Period > &__d, const _Rep2 &__s)
template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > constexpr common_type< duration< _Rep1, _Period1 >, duration< _Rep2, _Period2 > >::type operator% (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)




template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > constexpr bool operator< (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > constexpr bool operator!= (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > constexpr bool operator<= (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > constexpr bool operator> (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > constexpr bool operator>= (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)




template<typename _Rep1 , typename _Period1 , typename _Clock , typename _Dur2 > constexpr time_point< _Clock, typename common_type< duration< _Rep1, _Period1 >, _Dur2 >::type > operator+ (const duration< _Rep1, _Period1 > &__lhs, const time_point< _Clock, _Dur2 > &__rhs)
Adjust a time point forwards by the given duration. template<typename _Clock , typename _Dur1 , typename _Rep2 , typename _Period2 > constexpr time_point< _Clock, typename common_type< _Dur1, duration< _Rep2, _Period2 > >::type > operator- (const time_point< _Clock, _Dur1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
Adjust a time point backwards by the given duration. template<typename _Clock , typename _Dur1 , typename _Dur2 > constexpr common_type< _Dur1, _Dur2 >::type operator- (const time_point< _Clock, _Dur1 > &__lhs, const time_point< _Clock, _Dur2 > &__rhs)
The difference between two time points (as a duration)



template<typename _Clock , typename _Dur1 , typename _Dur2 > constexpr bool operator!= (const time_point< _Clock, _Dur1 > &__lhs, const time_point< _Clock, _Dur2 > &__rhs)
template<typename _Clock , typename _Dur1 , typename _Dur2 > constexpr bool operator< (const time_point< _Clock, _Dur1 > &__lhs, const time_point< _Clock, _Dur2 > &__rhs)
template<typename _Clock , typename _Dur1 , typename _Dur2 > constexpr bool operator<= (const time_point< _Clock, _Dur1 > &__lhs, const time_point< _Clock, _Dur2 > &__rhs)
template<typename _Clock , typename _Dur1 , typename _Dur2 > constexpr bool operator> (const time_point< _Clock, _Dur1 > &__lhs, const time_point< _Clock, _Dur2 > &__rhs)
template<typename _Clock , typename _Dur1 , typename _Dur2 > constexpr bool operator>= (const time_point< _Clock, _Dur1 > &__lhs, const time_point< _Clock, _Dur2 > &__rhs)


Variables


template<typename _Rep > constexpr bool treat_as_floating_point_v

Detailed Description

ISO C++ 2011 namespace for date and time utilities.

Author

Generated automatically by Doxygen for libstdc++ from the source code.

Tue Jan 10 2023 libstdc++