IntlCalendar::setFirstDayOfWeek
(PHP 5 >= 5.5.0, PHP 7, PHP 8, PECL >= 3.0.0a1)
IntlCalendar::setFirstDayOfWeek — Set the day on which the week is deemed to start
Beschreibung
Objektorientierter Stil
public IntlCalendar::setFirstDayOfWeek(int
$dayOfWeek): boolProzeduraler Stil
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.
Parameter-Liste
-
calendar -
Eine IntlCalendar-Instanz.
-
dayOfWeek -
One of the constants
IntlCalendar::DOW_SUNDAY,IntlCalendar::DOW_MONDAY, …,IntlCalendar::DOW_SATURDAY.
Rückgabewerte
Gibt immer true zurück.
Beispiele
Beispiel #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";
Das oben gezeigte Beispiel erzeugt folgende Ausgabe:
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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