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## Class template first_kday_before

boost::date_time::first_kday_before — Calculate something like "First Sunday before Jan 1,2002.

## Synopsis

    template<typename date_type>
    class first_kday_before {
    public:
      // types
      typedef date_type::calendar_type        calendar_type;
      typedef calendar_type::day_of_week_type day_of_week_type;
      typedef date_type::duration_type        duration_type;

      // construct/copy/destruct
      first_kday_before(day_of_week_type);

      // public member functions
      date_type get_date(date_type) const;
      day_of_week_type day_of_week() const;
    };

## Description

Date generator that takes a date and finds kday after

         typedef boost::date_time::first_kday_before<date> firstkdaybefore;
         firstkdaybefore fkbf(Monday);
         fkbf.get_date(date(2002,Feb,1));

### `first_kday_before` construct/copy/destruct

1.     first_kday_before(day_of_week_type dow);

### `first_kday_before` public member functions

1.     date_type get_date(date_type start_day) const;

2.     day_of_week_type day_of_week() const;

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