GoLang IntlCalendar::setFirstDayOfWeek

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PHP IntlCalendar::setFirstDayOfWeek

PHP original manual for IntlCalendar::setFirstDayOfWeek [ show | php.net ]

IntlCalendar::setFirstDayOfWeek

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

IntlCalendar::setFirstDayOfWeek — Set the day on which the week is deemed to start

Description

Object oriented style

public bool IntlCalendar::setFirstDayOfWeek ( int $dayOfWeek )

Procedural style

bool intlcal_set_first_day_of_week ( IntlCalendar $cal , int $dayOfWeek )

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.

Parameters

cal: The IntlCalendar resource.
dayOfWeek: One of the constants IntlCalendar::DOW_SUNDAY, IntlCalendar::DOW_MONDAY, â€¦, IntlCalendar::DOW_SATURDAY.

Return Values

Returns TRUE on success. Failure can only happen due to invalid parameters.

Examples

Example #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";

The above example will output:

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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