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This document uses PHP Chinese website manual Release
(PHP 5.5.0, PECL >= 3.0.0a1)
IntlCalendar::getRepeatedWallTimeOption — Get behavior for handling repeating wall time
面向对象风格
过程化风格
$cal
)
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
.
Example #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 , 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. ));
以上例程会输出:
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"