IntlCalendar::setRepeatedWallTimeOption

(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

说明

面向对象风格

public IntlCalendar::setRepeatedWallTimeOption ( int $wallTimeOption ) : bool

过程化风格

intlcal_set_repeated_wall_time_option ( IntlCalendar $cal , int $wallTimeOption ) : bool

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.

参数

cal

The IntlCalendar resource.

wallTimeOption

One of the constants IntlCalendar::WALLTIME_FIRST or IntlCalendar::WALLTIME_LAST.

返回值

Returns true on success. Failure can only happen due to invalid parameters.

范例

See the example on IntlCalendar::getRepeatedWallTimeOption().

参见