std::chrono - Man Page

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

Synopsis

Classes

struct duration
duration
struct duration_values
duration_values
struct steady_clock
Monotonic clock.
struct system_clock
System clock.
struct time_point
time_point
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

Variables

template<typename _Rep > constexpr bool treat_as_floating_point_v

Detailed Description

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

Author

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Info

Wed Apr 28 2021 libstdc++