(PHP 5.5.0, PECL >= 3.0.0a1)
IntlCalendar::setRepeatedWallTimeOption — Set behavior for handling repeating wall times at negative timezone offset transitions
面向对象风格
$wallTimeOption
)过程化风格
Sets 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
(take
the post-DST instant). The other possible value is
IntlCalendar::WALLTIME_FIRST
(take the instant that
occurs during DST).
This function requires ICU 4.9 or later.
cal
The IntlCalendar resource.
wallTimeOption
One of the constants IntlCalendar::WALLTIME_FIRST
or
IntlCalendar::WALLTIME_LAST
.
Returns TRUE
on success. Failure can only happen due to invalid parameters.
See the example on IntlCalendar::getRepeatedWallTimeOption().