Class template months_duration . Boost , The Boost C++ Libraries BoostBook Documentation Subset , Library Reference

Class template months_duration

boost::date_time::months_duration — additional duration type that represents a logical month

Synopsis

// In header: <boost/date_time/date_duration_types.hpp>
template<typename base_config> 
class months_duration {
public:
  // construct/copy/destruct
  months_duration(int_rep);
  months_duration(special_values);
  // public member functions
  int_rep number_of_months() const;
  duration_type get_neg_offset(const date_type &) const;
  duration_type get_offset(const date_type &) const;
  bool operator==(const months_type &) const;
  bool operator!=(const months_type &) const;
  months_type operator+(const months_type &) const;
  months_type & operator+=(const months_type &);
  months_type operator-(const months_type &) const;
  months_type & operator-=(const months_type &);
  months_type operator*(const int_type) const;
  months_type & operator*=(const int_type);
  months_type operator/(const int_type) const;
  months_type & operator/=(const int_type);
  months_type operator+(const years_type &) const;
  months_type & operator+=(const years_type &);
  months_type operator-(const years_type &) const;
  months_type & operator-=(const years_type &);
};

Description

Логический месяц позволяет такие вещи, как: «дата (2002, Mar,2) + месяцы (2) - >2002-May2». Если дата является последним днем месяца, результат также будет последним днем месяца.

`months_duration` public construct/copy/destruct

<
```
months_duration(int_repnum);
```
>
<
```
months_duration(special_valuessv);
```
>

`months_duration` public member functions

<
```
int_repnumber_of_months()const;
```
>
<
```
duration_typeget_neg_offset(constdate_type&d)const;
```
>Отрицательная продолжительность

duration_typeget_offset(constdate_type&d)const;

booloperator==(constmonths_type&rhs)const;

booloperator!=(constmonths_type&rhs)const;

months_typeoperator+(constmonths_type&rhs)const;

months_type&operator+=(constmonths_type&rhs);

months_typeoperator-(constmonths_type&rhs)const;

months_type&operator-=(constmonths_type&rhs);

months_typeoperator*(constint_typerhs)const;

months_type&operator*=(constint_typerhs);

months_typeoperator/(constint_typerhs)const;

months_type&operator/=(constint_typerhs);

months_typeoperator+(constyears_type&y)const;

months_type&operator+=(constyears_type&y);

months_typeoperator-(constyears_type&y)const;

months_type&operator-=(constyears_type&y);

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Class template months_duration

Boost , The Boost C++ Libraries BoostBook Documentation Subset , Library Reference

Boost C++ Libraries

Class template months_duration

Synopsis

Description

months_duration public construct/copy/destruct

months_duration public member functions

`months_duration` public construct/copy/destruct

`months_duration` public member functions