(PHP 5 >= 5.5.0, PHP 7)
IntlGregorianCalendar extends IntlCalendar { /* 继承的常量 */ const integer IntlCalendar::FIELD_ERA = 0 ; const integer IntlCalendar::FIELD_YEAR = 1 ; const integer IntlCalendar::FIELD_MONTH = 2 ; const integer IntlCalendar::FIELD_WEEK_OF_YEAR = 3 ; const integer IntlCalendar::FIELD_WEEK_OF_MONTH = 4 ; const integer IntlCalendar::FIELD_DATE = 5 ; const integer IntlCalendar::FIELD_DAY_OF_YEAR = 6 ; const integer IntlCalendar::FIELD_DAY_OF_WEEK = 7 ; const integer IntlCalendar::FIELD_DAY_OF_WEEK_IN_MONTH = 8 ; const integer IntlCalendar::FIELD_AM_PM = 9 ; const integer IntlCalendar::FIELD_HOUR = 10 ; const integer IntlCalendar::FIELD_HOUR_OF_DAY = 11 ; const integer IntlCalendar::FIELD_MINUTE = 12 ; const integer IntlCalendar::FIELD_SECOND = 13 ; const integer IntlCalendar::FIELD_MILLISECOND = 14 ; const integer IntlCalendar::FIELD_ZONE_OFFSET = 15 ; const integer IntlCalendar::FIELD_DST_OFFSET = 16 ; const integer IntlCalendar::FIELD_YEAR_WOY = 17 ; const integer IntlCalendar::FIELD_DOW_LOCAL = 18 ; const integer IntlCalendar::FIELD_EXTENDED_YEAR = 19 ; const integer IntlCalendar::FIELD_JULIAN_DAY = 20 ; const integer IntlCalendar::FIELD_MILLISECONDS_IN_DAY = 21 ; const integer IntlCalendar::FIELD_IS_LEAP_MONTH = 22 ; const integer IntlCalendar::FIELD_FIELD_COUNT = 23 ; const integer IntlCalendar::FIELD_DAY_OF_MONTH = 5 ; const integer IntlCalendar::DOW_SUNDAY = 1 ; const integer IntlCalendar::DOW_MONDAY = 2 ; const integer IntlCalendar::DOW_TUESDAY = 3 ; const integer IntlCalendar::DOW_WEDNESDAY = 4 ; const integer IntlCalendar::DOW_THURSDAY = 5 ; const integer IntlCalendar::DOW_FRIDAY = 6 ; const integer IntlCalendar::DOW_SATURDAY = 7 ; const integer IntlCalendar::DOW_TYPE_WEEKDAY = 0 ; const integer IntlCalendar::DOW_TYPE_WEEKEND = 1 ; const integer IntlCalendar::DOW_TYPE_WEEKEND_OFFSET = 2 ; const integer IntlCalendar::DOW_TYPE_WEEKEND_CEASE = 3 ; const integer IntlCalendar::WALLTIME_FIRST = 1 ; const integer IntlCalendar::WALLTIME_LAST = 0 ; const integer IntlCalendar::WALLTIME_NEXT_VALID = 2 ; /* 方法 */ public __construct ([ IntlTimeZone $tz [, string $locale ]] ) public getGregorianChange ( void ) : float public isLeapYear ( int $year ) : bool public setGregorianChange ( float $date ) : bool /* 继承的方法 */ public IntlCalendar::add ( int $field , int $amount ) : bool intlcal_add ( IntlCalendar $cal , int $field , int $amount ) : bool public IntlCalendar::after ( IntlCalendar $other ) : bool intlcal_after ( IntlCalendar $cal , IntlCalendar $other ) : bool public IntlCalendar::before ( IntlCalendar $other ) : bool intlcal_before ( IntlCalendar $cal , IntlCalendar $other ) : bool public IntlCalendar::clear ([ int $field = NULL ] ) : bool intlcal_clear ( IntlCalendar $cal [, int $field = NULL ] ) : bool private IntlCalendar::__construct ( void ) public static IntlCalendar::createInstance ([ mixed $timeZone = NULL [, string $locale = "" ]] ) : IntlCalendar intlcal_create_instance ([ mixed $timeZone = NULL [, string $locale = "" ]] ) : IntlCalendar public IntlCalendar::equals ( IntlCalendar $other ) : bool intlcal_equals ( IntlCalendar $cal , IntlCalendar $other ) : bool public IntlCalendar::fieldDifference ( float $when , int $field ) : int intlcal_field_difference ( IntlCalendar $cal , float $when , int $field ) : int public static IntlCalendar::fromDateTime ( mixed $dateTime ) : IntlCalendar intlcal_from_date_time ( mixed $dateTime ) : IntlCalendar public IntlCalendar::get ( int $field ) : int intlcal_get ( IntlCalendar $cal , int $field ) : int public IntlCalendar::getActualMaximum ( int $field ) : int intlcal_get_actual_maximum ( IntlCalendar $cal , int $field ) : int public IntlCalendar::getActualMinimum ( int $field ) : int intlcal_get_actual_minimum ( IntlCalendar $cal , int $field ) : int public static IntlCalendar::getAvailableLocales ( void ) : array intlcal_get_available_locales ( void ) : array public IntlCalendar::getDayOfWeekType ( int $dayOfWeek ) : int intlcal_get_day_of_week_type ( IntlCalendar $cal , int $dayOfWeek ) : int public IntlCalendar::getErrorCode ( void ) : int public IntlCalendar::getErrorMessage ( void ) : string public IntlCalendar::getFirstDayOfWeek ( void ) : int intlcal_get_first_day_of_week ( IntlCalendar $cal ) : int public IntlCalendar::getGreatestMinimum ( int $field ) : int intlcal_get_greatest_minimum ( IntlCalendar $cal , int $field ) : int public static IntlCalendar::getKeywordValuesForLocale ( string $key , string $locale , bool $commonlyUsed ) : Iterator intlcal_get_keyword_values_for_locale ( string $key , string $locale , bool $commonlyUsed ) : Iterator public IntlCalendar::getLeastMaximum ( int $field ) : int intlcal_get_least_maximum ( IntlCalendar $cal , int $field ) : int public IntlCalendar::getLocale ( int $localeType ) : string intlcal_get_locale ( IntlCalendar $cal , int $localeType ) : string public IntlCalendar::getMaximum ( int $field ) : int intlcal_get_maximum ( IntlCalendar $cal , int $field ) : int public IntlCalendar::getMinimalDaysInFirstWeek ( void ) : int intlcal_get_minimal_days_in_first_week ( IntlCalendar $cal ) : int public IntlCalendar::getMinimum ( int $field ) : int intlcal_get_minimum ( IntlCalendar $cal , int $field ) : int public static IntlCalendar::getNow ( void ) : float intlcal_get_now ( void ) : float public IntlCalendar::getRepeatedWallTimeOption ( void ) : int intlcal_get_repeated_wall_time_option ( IntlCalendar $cal ) : int public IntlCalendar::getSkippedWallTimeOption ( void ) : int intlcal_get_skipped_wall_time_option ( IntlCalendar $cal ) : int public IntlCalendar::getTime ( void ) : float intlcal_get_time ( IntlCalendar $cal ) : float public IntlCalendar::getTimeZone ( void ) : IntlTimeZone intlcal_get_time_zone ( IntlCalendar $cal ) : IntlTimeZone public IntlCalendar::getType ( void ) : string intlcal_get_type ( IntlCalendar $cal ) : string public IntlCalendar::getWeekendTransition ( string $dayOfWeek ) : int intlcal_get_weekend_transition ( IntlCalendar $cal , string $dayOfWeek ) : int public IntlCalendar::inDaylightTime ( void ) : bool intlcal_in_daylight_time ( IntlCalendar $cal ) : bool public IntlCalendar::isEquivalentTo ( IntlCalendar $other ) : bool intlcal_is_equivalent_to ( IntlCalendar $cal , IntlCalendar $other ) : bool public IntlCalendar::isLenient ( void ) : bool intlcal_is_lenient ( IntlCalendar $cal ) : bool public IntlCalendar::isSet ( int $field ) : bool intlcal_is_set ( IntlCalendar $cal , int $field ) : bool public IntlCalendar::isWeekend ([ float $date = NULL ] ) : bool intlcal_is_weekend ( IntlCalendar $cal [, float $date = NULL ] ) : bool public IntlCalendar::roll ( int $field , mixed $amountOrUpOrDown ) : bool intlcal_roll ( IntlCalendar $cal , int $field , mixed $amountOrUpOrDown ) : bool public IntlCalendar::set ( int $field , int $value ) : bool public IntlCalendar::set ( int $year , int $month [, int $dayOfMonth = NULL [, int $hour = NULL [, int $minute = NULL [, int $second = NULL ]]]] ) : bool intlcal_set ( IntlCalendar $cal , int $field , int $value ) : bool intlcal_set ( IntlCalendar $cal , int $year , int $month [, int $dayOfMonth = NULL [, int $hour = NULL [, int $minute = NULL [, int $second = NULL ]]]] ) : bool public IntlCalendar::setFirstDayOfWeek ( int $dayOfWeek ) : bool intlcal_set_first_day_of_week ( IntlCalendar $cal , int $dayOfWeek ) : bool public IntlCalendar::setLenient ( bool $isLenient ) : bool intlcal_set_lenient ( IntlCalendar $cal , bool $isLenient ) : bool public IntlCalendar::setMinimalDaysInFirstWeek ( int $minimalDays ) : bool intlcal_get_minimal_days_in_first_week ( IntlCalendar $cal , int $minimalDays ) : bool public IntlCalendar::setRepeatedWallTimeOption ( int $wallTimeOption ) : bool intlcal_set_repeated_wall_time_option ( IntlCalendar $cal , int $wallTimeOption ) : bool public IntlCalendar::setSkippedWallTimeOption ( int $wallTimeOption ) : bool intlcal_set_skipped_wall_time_option ( IntlCalendar $cal , int $wallTimeOption ) : bool public IntlCalendar::setTime ( float $date ) : bool intlcal_set_time ( IntlCalendar $cal , float $date ) : bool public IntlCalendar::setTimeZone ( mixed $timeZone ) : bool intlcal_set_time_zone ( IntlCalendar $cal , mixed $timeZone ) : bool public IntlCalendar::toDateTime ( void ) : DateTime intlcal_to_date_time ( IntlCalendar $cal ) : DateTime }