IntlCalendar::getFirstDayOfWeek

(PHP 5 >= 5.5.0, PHP 7, PECL >= 3.0.0a1)

IntlCalendar::getFirstDayOfWeek — Get the first day of the week for the calendar?s locale

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public IntlCalendar::getFirstDayOfWeek ( void ) : int

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intlcal_get_first_day_of_week ( IntlCalendar $cal ) : int

The week day deemed to start a week, either the default value for this locale or the value set with IntlCalendar::setFirstDayOfWeek().

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cal

The IntlCalendar resource.

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One of the constants IntlCalendar::DOW_SUNDAY, IntlCalendar::DOW_MONDAY, ..., IntlCalendar::DOW_SATURDAY ������ʧ��ʱ���� FALSE.

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Example #1 IntlCalendar::getFirstDayOfWeek()

<?php
ini_set('date.timezone', 'UTC');

$cal1 = IntlCalendar::createInstance(NULL, 'es_ES');
var_dump($cal1->getFirstDayOfWeek()); // Monday
$cal1->set(2013, 1 /* February */, 3); // a Sunday
var_dump($cal1->get(IntlCalendar::FIELD_WEEK_OF_YEAR)); // 5

$cal2 = IntlCalendar::createInstance(NULL, 'en_US');
var_dump($cal2->getFirstDayOfWeek()); // Sunday
$cal2->set(2013, 1 /* February */, 3); // a Sunday
var_dump($cal2->get(IntlCalendar::FIELD_WEEK_OF_YEAR)); // 6

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int(2)
int(5)
int(1)
int(6)

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