(PHP 5.5.0, PHP 7, PECL >= 3.0.0a1)
IntlCalendar::getRepeatedWallTimeOption — Get behavior for handling repeating wall time
オブジェクト指向型
手続き型
Gets the current strategy for dealing with wall times that are repeated
whenever the clock is set back during dailight saving time end transitions.
The default value is IntlCalendar::WALLTIME_LAST
.
This function requires ICU 4.9 or later.
cal
The IntlCalendar resource.
One of the constants IntlCalendar::WALLTIME_FIRST
or
IntlCalendar::WALLTIME_LAST
.
例1 IntlCalendar::getRepeatedWallTimeOption()
<?php
ini_set('date.timezone', 'Europe/Lisbon');
ini_set('intl.default_locale', 'en_US');
ini_set('intl.error_level', E_WARNING);
//On October 27th at 0200, the clock goes back 1 hour and from GMT+01 to GMT+00
$cal = new IntlGregorianCalendar(2013, 9 /* October */, 27, 1, 30);
var_dump($cal->getRepeatedWalltimeOption()); // 0 WALLTIME_LAST
$formatter = IntlDateFormatter::create(
NULL,
IntlDateFormatter::FULL,
IntlDateFormatter::FULL,
'UTC'
);
var_dump($formatter->format($cal->getTime() / 1000.));
$cal->setRepeatedWalltimeOption(IntlCalendar::WALLTIME_FIRST);
var_dump($cal->getRepeatedWalltimeOption()); // 1 WALLTIME_FIRST
$cal->set(IntlCalendar::FIELD_HOUR_OF_DAY, 1);
var_dump($formatter->format($cal->getTime() / 1000.));
上の例の出力は以下となります。
int(0) string(42) "Sunday, October 27, 2013 at 1:30:00 AM GMT" int(1) string(43) "Sunday, October 27, 2013 at 12:30:00 AM GMT"