(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
Object-oriented style
Procedural style
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.
calendarAn IntlCalendar instance.
option
One of the constants IntlCalendar::WALLTIME_FIRST or
IntlCalendar::WALLTIME_LAST.
Always returns true.
See the example on IntlCalendar::getRepeatedWallTimeOption().