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  • IntlCalendar::setRepeatedWallTimeOption()

    (PHP 5 >= 5.5.0, PHP 7, PECL >= 3.0.0a1)

    Set behavior for handling repeating wall times at negative timezone offset transitions

    说明

    面向对象风格
    publicIntlCalendar::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

    • intlCalendar::getRepeatedWallTimeOption() Get behavior for handling repeating wall time
    • intlCalendar::setSkippedWallTimeOption() Set behavior for handling skipped wall times at positive timezone offset transitions
    • intlCalendar::getSkippedWallTimeOption() Get behavior for handling skipped wall time