PHP 5.6.0beta1 released

IntlCalendar::inDaylightTime

(PHP 5.5.0, PECL >= 3.0.0a1)

IntlCalendar::inDaylightTimeWhether the objectʼs time is in Daylight Savings Time

Beschreibung

Objektorientierter Stil

public bool IntlCalendar::inDaylightTime ( void )

Prozeduraler Stil

bool intlcal_in_daylight_time ( IntlCalendar $cal )

Whether, for the instant represented by this object and for this objectʼs timezone, daylight saving time is in place.

Parameter-Liste

cal

The IntlCalendar resource.

Rückgabewerte

Returns TRUE if the date is in Daylight Savings Time, FALSE otherwise. The value FALSE may also be returned on failure, for instance after specifying invalid field values on non-lenient mode; use exceptions or query intl_get_error_code() to disambiguate.

Beispiele

Beispiel #1 IntlCalendar::inDaylightTime()

<?php
ini_set
('date.timezone''Europe/Lisbon');
ini_set('intl.default_locale''pt_PT');

$cal = new IntlGregorianCalendar(2013/* July */145631);
var_dump($cal->inDaylightTime()); // true
$cal->set(IntlCalendar::FIELD_MONTH11 /* December */);
var_dump($cal->inDaylightTime()); // false

//DST end transition on 2013-10-27 at 0200 (wall time back 1 hour)
$cal = new IntlGregorianCalendar(2013/* October */271300);

var_dump($cal->inDaylightTime()); // false (default WALLTIME_LAST)

$cal->setRepeatedWallTimeOption(IntlCalendar::WALLTIME_FIRST);
$cal->set(IntlCalendar::FIELD_HOUR_OF_DAY1); // force time recalculation
var_dump($cal->inDaylightTime()); // true

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