IntlCalendar::getMinimalDaysInFirstWeek
(PHP 5 >= 5.5.0, PHP 7, PECL >= 3.0.0a1)
IntlCalendar::getMinimalDaysInFirstWeek — Get minimal number of days the first week in a year or month can have
説明
オブジェクト指向型
public IntlCalendar::getMinimalDaysInFirstWeek ( ) : int|false
手続き型
intlcal_get_minimal_days_in_first_week
( IntlCalendar $cal
) : int|false
Returns the smallest number of days the first week of a year or month must have in the new year or month. For instance, in the Gregorian calendar, if this value is 1, then the first week of the year will necessarily include January 1st, while if this value is 7, then the week with January 1st will be the first week of the year only if the day of the week for January 1st matches the day of the week returned by IntlCalendar::getFirstDayOfWeek(); otherwise it will be the previous yearʼs last week.
パラメータ
cal- The IntlCalendar resource.
返り値
An int representing a number of days失敗した場合に false を返します.
例
例1 IntlCalendar::getMinimalDaysInFirstWeek()
<?phpini_set('date.timezone', 'UTC');ini_set('intl.default_locale', 'en_US');$cal = new IntlGregorianCalendar(2013, 0 /* January */, 2);var_dump(IntlDateFormatter::formatObject($cal, 'cccc')); // Wednesdayvar_dump($cal->getMinimalDaysInFirstWeek(), // 1$cal->getFirstDayofWeek()); // 1 (Sunday)// Week 1 of 2013var_dump(IntlDateFormatter::formatObject($cal, "'Week 'w' of 'Y"));$cal->setMinimalDaysInFirstWeek(4);// Still Week 1 of 2013 (1st week has 5 days in the new year)var_dump(IntlDateFormatter::formatObject($cal, "'Week 'w' of 'Y"));$cal->setMinimalDaysInFirstWeek(6);// Week 53 of 2012var_dump(IntlDateFormatter::formatObject($cal, "'Week 'w' of 'Y"));
上の例の出力は以下となります。
string(9) "Wednesday" int(1) int(1) string(14) "Week 1 of 2013" string(14) "Week 1 of 2013" string(15) "Week 53 of 2012"
