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(PHP 5 >= 5.5.0, PHP 7, PHP 8, PECL >= 3.0.0a1)
IntlCalendar::setRepeatedWallTimeOption — Set behavior for handling repeating wall times at negative timezone offset transitions
面向对象风格
$option): bool
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.
calendar
IntlCalendar 实例。
option
One of the constants IntlCalendar::WALLTIME_FIRST or
IntlCalendar::WALLTIME_LAST.
总是返回 true 。
See the example on IntlCalendar::getRepeatedWallTimeOption().
