IntlCalendar::setFirstDayOfWeek
(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1)
IntlCalendar::setFirstDayOfWeek — Set the day on which the week is deemed to start
説明
オブジェクト指向型
public bool IntlCalendar::setFirstDayOfWeek
( int
$dayOfWeek
)手続き型
Defines the day of week deemed to start the week. This affects the behavior
of fields that depend on the concept of week start and end such as
IntlCalendar::FIELD_WEEK_OF_YEAR and
IntlCalendar::FIELD_YEAR_WOY.
パラメータ
-
cal -
The IntlCalendar resource.
-
dayOfWeek -
One of the constants
IntlCalendar::DOW_SUNDAY,IntlCalendar::DOW_MONDAY, …,IntlCalendar::DOW_SATURDAY.
返り値
Returns TRUE on success. Failure can only happen due to invalid parameters.
例
例1 IntlCalendar::setFirstDayOfWeek()
<?php
ini_set('date.timezone', 'Europe/Lisbon');
ini_set('intl.default_locale', 'es_ES');
$cal = IntlCalendar::createInstance();
$cal->set(2013, 5 /* June */, 30); // A Sunday
var_dump($cal->getFirstDayOfWeek()); // 2 (Monday)
echo IntlDateFormatter::formatObject($cal, <<<EOD
'local day of week: 'cc'
week of month : 'W'
week of year : 'ww
EOD
), "\n";
$cal->setFirstDayOfWeek(IntlCalendar::DOW_SUNDAY);
echo IntlDateFormatter::formatObject($cal, <<<EOD
'local day of week: 'cc'
week of month : 'W'
week of year : 'ww
EOD
), "\n";
上の例の出力は以下となります。
int(2) local day of week: 7 week of month : 4 week of year : 26 local day of week: 1 week of month : 5 week of year : 27
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