# chrono File Reference

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## Classes

- struct std::chrono::duration< _Rep, _Period >
    duration More...
- struct std::chrono::duration_values< _Rep >
    duration_values More...
- struct std::chrono::system_clock
    system_clock More...
- struct std::chrono::time_point< _Clock, _Duration >
    time_point More...
- struct std::chrono::treat_as_floating_point< _Rep >
    treat_as_floating_point More...

## Namespaces

- namespace std
- namespace std::chrono

## Typedefs

- typedef system_clock std::chrono::high_resolution_clock
- typedef duration< int, ratio< 3600 > > std::chrono::hours
- typedef duration< int64_t, micro > std::chrono::microseconds
- typedef duration< int64_t, milli > std::chrono::milliseconds
- typedef duration< int, ratio< 60 > > std::chrono::minutes
- typedef system_clock std::chrono::monotonic_clock
- typedef duration< int64_t, nano > std::chrono::nanoseconds
- typedef duration< int64_t > std::chrono::seconds

## Functions

- template<typename _ToDuration , typename _Rep , typename _Period > enable_if< __is_duration
  < _ToDuration >::value,
  _ToDuration >::type std::chrono::duration_cast (const duration< _Rep, _Period > &__d)
- template<typename _Clock , typename _Duration1 , typename _Duration2 > bool std::chrono::operator!= (const time_point< _Clock, _Duration1 > &__lhs, const time_point< _Clock, _Duration2 > &__rhs)
- template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > bool std::chrono::operator!= (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > common_type< duration< _Rep1,
  _Period1 >, duration< _Rep2,
  _Period2 > >::type std::chrono::operator% (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _Rep1 , typename _Period , typename _Rep2 > duration< typename
  __common_rep_type< _Rep1,
  typename enable_if
  <!__is_duration< _Rep2 >
  ::value, _Rep2 >::type >::type,
  _Period > std::chrono::operator% (const duration< _Rep1, _Period > &__d, const _Rep2 &__s)
- template<typename _Rep1 , typename _Period , typename _Rep2 > duration< typename
  __common_rep_type< _Rep1,
  _Rep2 >::type, _Period > std::chrono::operator* (const duration< _Rep1, _Period > &__d, const _Rep2 &__s)
- template<typename _Rep1 , typename _Period , typename _Rep2 > duration< typename
  __common_rep_type< _Rep2,
  _Rep1 >::type, _Period > std::chrono::operator* (const _Rep1 &__s, const duration< _Rep2, _Period > &__d)
- template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > common_type< duration< _Rep1,
  _Period1 >, duration< _Rep2,
  _Period2 > >::type std::chrono::operator+ (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _Clock , typename _Duration1 , typename _Rep2 , typename _Period2 > time_point< _Clock, typename
  common_type< _Duration1,
  duration< _Rep2, _Period2 >
  >::type > std::chrono::operator+ (const time_point< _Clock, _Duration1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _Rep1 , typename _Period1 , typename _Clock , typename _Duration2 > time_point< _Clock, typename
  common_type< duration< _Rep1,
  _Period1 >, _Duration2 >::type > std::chrono::operator+ (const duration< _Rep1, _Period1 > &__lhs, const time_point< _Clock, _Duration2 > &__rhs)
- template<typename _Clock , typename _Duration1 , typename _Rep2 , typename _Period2 > time_point< _Clock, typename
  common_type< _Duration1,
  duration< _Rep2, _Period2 >
  >::type > std::chrono::operator- (const time_point< _Clock, _Duration1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _Clock , typename _Duration1 , typename _Duration2 > common_type< _Duration1,
  _Duration2 >::type std::chrono::operator- (const time_point< _Clock, _Duration1 > &__lhs, const time_point< _Clock, _Duration2 > &__rhs)
- template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > common_type< duration< _Rep1,
  _Period1 >, duration< _Rep2,
  _Period2 > >::type std::chrono::operator- (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _Rep1 , typename _Period , typename _Rep2 > duration< typename
  __common_rep_type< _Rep1,
  typename enable_if
  <!__is_duration< _Rep2 >
  ::value, _Rep2 >::type >::type,
  _Period > std::chrono::operator/ (const duration< _Rep1, _Period > &__d, const _Rep2 &__s)
- template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > common_type< _Rep1, _Rep2 >::type std::chrono::operator/ (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _Clock , typename _Duration1 , typename _Duration2 > bool std::chrono::operator< (const time_point< _Clock, _Duration1 > &__lhs, const time_point< _Clock, _Duration2 > &__rhs)
- template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > bool std::chrono::operator< (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > bool std::chrono::operator<= (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _Clock , typename _Duration1 , typename _Duration2 > bool std::chrono::operator<= (const time_point< _Clock, _Duration1 > &__lhs, const time_point< _Clock, _Duration2 > &__rhs)
- template<typename _Clock , typename _Duration1 , typename _Duration2 > bool std::chrono::operator== (const time_point< _Clock, _Duration1 > &__lhs, const time_point< _Clock, _Duration2 > &__rhs)
- template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > bool std::chrono::operator== (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _Clock , typename _Duration1 , typename _Duration2 > bool std::chrono::operator> (const time_point< _Clock, _Duration1 > &__lhs, const time_point< _Clock, _Duration2 > &__rhs)
- template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > bool std::chrono::operator> (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _Clock , typename _Duration1 , typename _Duration2 > bool std::chrono::operator>= (const time_point< _Clock, _Duration1 > &__lhs, const time_point< _Clock, _Duration2 > &__rhs)
- template<typename _Rep1 , typename _Period1 , typename _Rep2 , typename _Period2 > bool std::chrono::operator>= (const duration< _Rep1, _Period1 > &__lhs, const duration< _Rep2, _Period2 > &__rhs)
- template<typename _ToDuration , typename _Clock , typename _Duration > enable_if< __is_duration
  < _ToDuration >::value,
  time_point< _Clock,
  _ToDuration > >::type std::chrono::time_point_cast (const time_point< _Clock, _Duration > &__t)

## Detailed Description

This is a Standard C++ Library header.

Definition in file chrono.