libstdc++
std::chrono Namespace Reference
Utilities » Time

Classes

class  duration
struct  duration_values
class  gps_clock
class  hh_mm_ss
struct  steady_clock
struct  system_clock
class  tai_clock
class  time_point
struct  treat_as_floating_point
class  tzdb_list
class  utc_clock

Typedefs

using days
using file_clock
template<typename _Duration>
using file_time
using gps_seconds
template<typename _Duration>
using gps_time
using high_resolution_clock
using hours
using local_days
using local_seconds
template<typename _Duration>
using local_time
using microseconds
using milliseconds
using minutes
using months
using nanoseconds
using seconds
using sys_days
using sys_seconds
template<typename _Duration>
using sys_time
using tai_seconds
template<typename _Duration>
using tai_time
using utc_seconds
template<typename _Duration>
using utc_time
using weeks
using years
using zoned_seconds

Enumerations

enum class  choose { earliest , latest }

Functions

template<typename _Duration>
void __throw_bad_local_time (const local_time< _Duration > &__tp, const local_info &__i)
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_v< _ToDur >, time_point< _Clock, _ToDur > > ceil (const time_point< _Clock, _Dur > &__tp)
template<typename _DestClock, typename _SourceClock, typename _Duration>
requires __detail::__clock_convs<_DestClock, _SourceClock, _Duration> || __detail::__clock_convs_sys<_DestClock, _SourceClock, _Duration> || __detail::__clock_convs_utc<_DestClock, _SourceClock, _Duration> || __detail::__clock_convs_sys_utc<_DestClock, _SourceClock, _Duration> || __detail::__clock_convs_utc_sys<_DestClock, _SourceClock, _Duration>
auto clock_cast (const time_point< _SourceClock, _Duration > &__t)
const time_zone * current_zone ()
template<typename _ToDur, typename _Rep, typename _Period>
constexpr __enable_if_is_duration< _ToDur > duration_cast (const duration< _Rep, _Period > &__d)
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_v< _ToDur >, time_point< _Clock, _ToDur > > floor (const time_point< _Clock, _Dur > &__tp)
template<typename _Duration>
leap_second_info get_leap_second_info (const utc_time< _Duration > &__ut)
const tzdb & get_tzdb ()
tzdb_list & get_tzdb_list ()
constexpr bool is_am (const hours &__h) noexcept
constexpr bool is_pm (const hours &__h) noexcept
template<typename _Duration>
__detail::__local_time_fmt< _Duration > local_time_format (local_time< _Duration > __time, const string *__abbrev=nullptr, const seconds *__offset_sec=nullptr)
const time_zone * locate_zone (string_view __tz_name)
constexpr hours make12 (const hours &__h) noexcept
constexpr hours make24 (const hours &__h, bool __is_pm) noexcept
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const day &__d)
template<typename _CharT, typename _Traits, typename _Duration>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const file_time< _Duration > &__t)
template<typename _CharT, typename _Traits, typename _Duration>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const gps_time< _Duration > &__t)
template<typename _CharT, typename _Traits, typename _Duration>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const hh_mm_ss< _Duration > &__hms)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const local_info &__li)
template<typename _CharT, typename _Traits, typename _Duration>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const local_time< _Duration > &__lt)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const month &__m)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const month_day &__md)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const month_day_last &__mdl)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const month_weekday &__mwd)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const month_weekday_last &__mwdl)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const sys_days &__dp)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const sys_info &__i)
template<typename _CharT, typename _Traits, typename _Duration>
requires (!treat_as_floating_point_v<typename _Duration::rep>) && ratio_less_v<typename _Duration::period, days::period>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const sys_time< _Duration > &__tp)
template<typename _CharT, typename _Traits, typename _Duration>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const tai_time< _Duration > &__t)
template<typename _CharT, typename _Traits, typename _Duration>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const utc_time< _Duration > &__t)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const weekday &__wd)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const weekday_indexed &__wdi)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const weekday_last &__wdl)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const year &__y)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const year_month &__ym)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const year_month_day &__ymd)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const year_month_day_last &__ymdl)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const year_month_weekday &__ymwd)
template<typename _CharT, typename _Traits>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const year_month_weekday_last &__ymwdl)
template<typename _CharT, typename _Traits, typename _Duration, typename _TimeZonePtr>
basic_ostream< _CharT, _Traits > & operator<< (basic_ostream< _CharT, _Traits > &__os, const zoned_time< _Duration, _TimeZonePtr > &__t)
template<typename _CharT, typename _Traits, typename _Rep, typename _Period>
basic_ostream< _CharT, _Traits > & operator<< (std::basic_ostream< _CharT, _Traits > &__os, const duration< _Rep, _Period > &__d)
template<typename _Dur1, typename _TZPtr1, typename _Dur2, typename _TZPtr2>
bool operator== (const zoned_time< _Dur1, _TZPtr1 > &__x, const zoned_time< _Dur2, _TZPtr2 > &__y)
const tzdb & reload_tzdb ()
string remote_version ()
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< __is_duration_v< _ToDur > &&!treat_as_floating_point_v< typename _ToDur::rep >, time_point< _Clock, _ToDur > > round (const time_point< _Clock, _Dur > &__tp)
template<typename _ToDur, typename _Clock, typename _Dur>
constexpr __enable_if_t< __is_duration< _ToDur >::value, time_point< _Clock, _ToDur > > time_point_cast (const time_point< _Clock, _Dur > &__t)
 zoned_time () -> zoned_time< seconds >
template<typename _TimeZonePtrOrName>
 zoned_time (_TimeZonePtrOrName &&) -> zoned_time< seconds, __time_zone_representation< _TimeZonePtrOrName > >
template<typename _TimeZonePtrOrName, typename _Duration>
 zoned_time (_TimeZonePtrOrName &&, local_time< _Duration >, choose=choose::earliest) -> zoned_time< common_type_t< _Duration, seconds >, __time_zone_representation< _TimeZonePtrOrName > >
template<typename _TimeZonePtrOrName, typename _Duration>
 zoned_time (_TimeZonePtrOrName &&, sys_time< _Duration >) -> zoned_time< common_type_t< _Duration, seconds >, __time_zone_representation< _TimeZonePtrOrName > >
template<typename _Duration, typename _TimeZonePtrOrName, typename _TimeZonePtr2>
 zoned_time (_TimeZonePtrOrName &&, zoned_time< _Duration, _TimeZonePtr2 >, choose=choose::earliest) -> zoned_time< common_type_t< _Duration, seconds >, __time_zone_representation< _TimeZonePtrOrName > >
template<typename _Duration>
 zoned_time (sys_time< _Duration >) -> zoned_time< common_type_t< _Duration, seconds > >
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 _Tp, typename _Clock>
constexpr bool __is_time_point_for_v
template<typename _Clock, typename _Duration>
constexpr bool __is_time_point_for_v< time_point< _Clock, _Duration >, _Clock >
constexpr month April
constexpr month August
constexpr month December
constexpr month February
constexpr weekday Friday
template<typename _Tp>
constexpr bool is_clock_v
template<typename _Tp>
constexpr bool is_clock_v< _Tp >
template<>
constexpr bool is_clock_v< file_clock >
template<>
constexpr bool is_clock_v< gps_clock >
template<>
constexpr bool is_clock_v< steady_clock >
template<>
constexpr bool is_clock_v< system_clock >
template<>
constexpr bool is_clock_v< tai_clock >
template<>
constexpr bool is_clock_v< utc_clock >
constexpr month January
constexpr month July
constexpr month June
constexpr last_spec last
constexpr month March
constexpr month May
constexpr weekday Monday
constexpr month November
constexpr month October
constexpr weekday Saturday
constexpr month September
constexpr weekday Sunday
constexpr weekday Thursday
template<typename _Rep>
constexpr bool treat_as_floating_point_v
template<>
constexpr bool treat_as_floating_point_v< double >
template<>
constexpr bool treat_as_floating_point_v< float >
template<>
constexpr bool treat_as_floating_point_v< int >
template<>
constexpr bool treat_as_floating_point_v< long >
template<>
constexpr bool treat_as_floating_point_v< long double >
template<>
constexpr bool treat_as_floating_point_v< long long >
constexpr weekday Tuesday
constexpr weekday Wednesday
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 common_type< duration< _Rep1, _Period1 >, duration< _Rep2, _Period2 > >::type operator+ (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
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 _Period, typename _Rep2>
constexpr duration< __common_rep_t< _Rep1, _Rep2 >, _Period > operator* (const duration< _Rep1, _Period > &__d, const _Rep2 &__s)
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 _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)
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)
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)
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)

Detailed Description

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