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CarbonImmutable.php
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<?php /** * This file is part of the Carbon package. * * (c) Brian Nesbitt <brian@nesbot.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Carbon; use Carbon\Traits\Date; use Carbon\Traits\DeprecatedProperties; use DateTimeImmutable; use DateTimeInterface; use DateTimeZone; /** * A simple API extension for DateTimeImmutable. * * @mixin DeprecatedProperties * * <autodoc generated by `composer phpdoc`> * * @property int $year * @property int $yearIso * @property int $month * @property int $day * @property int $hour * @property int $minute * @property int $second * @property int $micro * @property int $microsecond * @property int|float|string $timestamp seconds since the Unix Epoch * @property string $englishDayOfWeek the day of week in English * @property string $shortEnglishDayOfWeek the abbreviated day of week in English * @property string $englishMonth the month in English * @property string $shortEnglishMonth the abbreviated month in English * @property int $milliseconds * @property int $millisecond * @property int $milli * @property int $week 1 through 53 * @property int $isoWeek 1 through 53 * @property int $weekYear year according to week format * @property int $isoWeekYear year according to ISO week format * @property int $dayOfYear 1 through 366 * @property int $age does a diffInYears() with default parameters * @property int $offset the timezone offset in seconds from UTC * @property int $offsetMinutes the timezone offset in minutes from UTC * @property int $offsetHours the timezone offset in hours from UTC * @property CarbonTimeZone $timezone the current timezone * @property CarbonTimeZone $tz alias of $timezone * @property-read int $dayOfWeek 0 (for Sunday) through 6 (for Saturday) * @property-read int $dayOfWeekIso 1 (for Monday) through 7 (for Sunday) * @property-read int $weekOfYear ISO-8601 week number of year, weeks starting on Monday * @property-read int $daysInMonth number of days in the given month * @property-read string $latinMeridiem "am"/"pm" (Ante meridiem or Post meridiem latin lowercase mark) * @property-read string $latinUpperMeridiem "AM"/"PM" (Ante meridiem or Post meridiem latin uppercase mark) * @property-read string $timezoneAbbreviatedName the current timezone abbreviated name * @property-read string $tzAbbrName alias of $timezoneAbbreviatedName * @property-read string $dayName long name of weekday translated according to Carbon locale, in english if no translation available for current language * @property-read string $shortDayName short name of weekday translated according to Carbon locale, in english if no translation available for current language * @property-read string $minDayName very short name of weekday translated according to Carbon locale, in english if no translation available for current language * @property-read string $monthName long name of month translated according to Carbon locale, in english if no translation available for current language * @property-read string $shortMonthName short name of month translated according to Carbon locale, in english if no translation available for current language * @property-read string $meridiem lowercase meridiem mark translated according to Carbon locale, in latin if no translation available for current language * @property-read string $upperMeridiem uppercase meridiem mark translated according to Carbon locale, in latin if no translation available for current language * @property-read int $noZeroHour current hour from 1 to 24 * @property-read int $weeksInYear 51 through 53 * @property-read int $isoWeeksInYear 51 through 53 * @property-read int $weekOfMonth 1 through 5 * @property-read int $weekNumberInMonth 1 through 5 * @property-read int $firstWeekDay 0 through 6 * @property-read int $lastWeekDay 0 through 6 * @property-read int $daysInYear 365 or 366 * @property-read int $quarter the quarter of this instance, 1 - 4 * @property-read int $decade the decade of this instance * @property-read int $century the century of this instance * @property-read int $millennium the millennium of this instance * @property-read bool $dst daylight savings time indicator, true if DST, false otherwise * @property-read bool $local checks if the timezone is local, true if local, false otherwise * @property-read bool $utc checks if the timezone is UTC, true if UTC, false otherwise * @property-read string $timezoneName the current timezone name * @property-read string $tzName alias of $timezoneName * @property-read string $locale locale of the current instance * * @method bool isUtc() Check if the current instance has UTC timezone. (Both isUtc and isUTC cases are valid.) * @method bool isLocal() Check if the current instance has non-UTC timezone. * @method bool isValid() Check if the current instance is a valid date. * @method bool isDST() Check if the current instance is in a daylight saving time. * @method bool isSunday() Checks if the instance day is sunday. * @method bool isMonday() Checks if the instance day is monday. * @method bool isTuesday() Checks if the instance day is tuesday. * @method bool isWednesday() Checks if the instance day is wednesday. * @method bool isThursday() Checks if the instance day is thursday. * @method bool isFriday() Checks if the instance day is friday. * @method bool isSaturday() Checks if the instance day is saturday. * @method bool isSameYear(Carbon|DateTimeInterface|string|null $date = null) Checks if the given date is in the same year as the instance. If null passed, compare to now (with the same timezone). * @method bool isCurrentYear() Checks if the instance is in the same year as the current moment. * @method bool isNextYear() Checks if the instance is in the same year as the current moment next year. * @method bool isLastYear() Checks if the instance is in the same year as the current moment last year. * @method bool isSameWeek(Carbon|DateTimeInterface|string|null $date = null) Checks if the given date is in the same week as the instance. If null passed, compare to now (with the same timezone). * @method bool isCurrentWeek() Checks if the instance is in the same week as the current moment. * @method bool isNextWeek() Checks if the instance is in the same week as the current moment next week. * @method bool isLastWeek() Checks if the instance is in the same week as the current moment last week. * @method bool isSameDay(Carbon|DateTimeInterface|string|null $date = null) Checks if the given date is in the same day as the instance. If null passed, compare to now (with the same timezone). * @method bool isCurrentDay() Checks if the instance is in the same day as the current moment. * @method bool isNextDay() Checks if the instance is in the same day as the current moment next day. * @method bool isLastDay() Checks if the instance is in the same day as the current moment last day. * @method bool isSameHour(Carbon|DateTimeInterface|string|null $date = null) Checks if the given date is in the same hour as the instance. If null passed, compare to now (with the same timezone). * @method bool isCurrentHour() Checks if the instance is in the same hour as the current moment. * @method bool isNextHour() Checks if the instance is in the same hour as the current moment next hour. * @method bool isLastHour() Checks if the instance is in the same hour as the current moment last hour. * @method bool isSameMinute(Carbon|DateTimeInterface|string|null $date = null) Checks if the given date is in the same minute as the instance. If null passed, compare to now (with the same timezone). * @method bool isCurrentMinute() Checks if the instance is in the same minute as the current moment. * @method bool isNextMinute() Checks if the instance is in the same minute as the current moment next minute. * @method bool isLastMinute() Checks if the instance is in the same minute as the current moment last minute. * @method bool isSameSecond(Carbon|DateTimeInterface|string|null $date = null) Checks if the given date is in the same second as the instance. If null passed, compare to now (with the same timezone). * @method bool isCurrentSecond() Checks if the instance is in the same second as the current moment. * @method bool isNextSecond() Checks if the instance is in the same second as the current moment next second. * @method bool isLastSecond() Checks if the instance is in the same second as the current moment last second. * @method bool isSameMicro(Carbon|DateTimeInterface|string|null $date = null) Checks if the given date is in the same microsecond as the instance. If null passed, compare to now (with the same timezone). * @method bool isCurrentMicro() Checks if the instance is in the same microsecond as the current moment. * @method bool isNextMicro() Checks if the instance is in the same microsecond as the current moment next microsecond. * @method bool isLastMicro() Checks if the instance is in the same microsecond as the current moment last microsecond. * @method bool isSameMicrosecond(Carbon|DateTimeInterface|string|null $date = null) Checks if the given date is in the same microsecond as the instance. If null passed, compare to now (with the same timezone). * @method bool isCurrentMicrosecond() Checks if the instance is in the same microsecond as the current moment. * @method bool isNextMicrosecond() Checks if the instance is in the same microsecond as the current moment next microsecond. * @method bool isLastMicrosecond() Checks if the instance is in the same microsecond as the current moment last microsecond. * @method bool isCurrentMonth() Checks if the instance is in the same month as the current moment. * @method bool isNextMonth() Checks if the instance is in the same month as the current moment next month. * @method bool isLastMonth() Checks if the instance is in the same month as the current moment last month. * @method bool isCurrentQuarter() Checks if the instance is in the same quarter as the current moment. * @method bool isNextQuarter() Checks if the instance is in the same quarter as the current moment next quarter. * @method bool isLastQuarter() Checks if the instance is in the same quarter as the current moment last quarter. * @method bool isSameDecade(Carbon|DateTimeInterface|string|null $date = null) Checks if the given date is in the same decade as the instance. If null passed, compare to now (with the same timezone). * @method bool isCurrentDecade() Checks if the instance is in the same decade as the current moment. * @method bool isNextDecade() Checks if the instance is in the same decade as the current moment next decade. * @method bool isLastDecade() Checks if the instance is in the same decade as the current moment last decade. * @method bool isSameCentury(Carbon|DateTimeInterface|string|null $date = null) Checks if the given date is in the same century as the instance. If null passed, compare to now (with the same timezone). * @method bool isCurrentCentury() Checks if the instance is in the same century as the current moment. * @method bool isNextCentury() Checks if the instance is in the same century as the current moment next century. * @method bool isLastCentury() Checks if the instance is in the same century as the current moment last century. * @method bool isSameMillennium(Carbon|DateTimeInterface|string|null $date = null) Checks if the given date is in the same millennium as the instance. If null passed, compare to now (with the same timezone). * @method bool isCurrentMillennium() Checks if the instance is in the same millennium as the current moment. * @method bool isNextMillennium() Checks if the instance is in the same millennium as the current moment next millennium. * @method bool isLastMillennium() Checks if the instance is in the same millennium as the current moment last millennium. * @method CarbonImmutable years(int $value) Set current instance year to the given value. * @method CarbonImmutable year(int $value) Set current instance year to the given value. * @method CarbonImmutable setYears(int $value) Set current instance year to the given value. * @method CarbonImmutable setYear(int $value) Set current instance year to the given value. * @method CarbonImmutable months(int $value) Set current instance month to the given value. * @method CarbonImmutable month(int $value) Set current instance month to the given value. * @method CarbonImmutable setMonths(int $value) Set current instance month to the given value. * @method CarbonImmutable setMonth(int $value) Set current instance month to the given value. * @method CarbonImmutable days(int $value) Set current instance day to the given value. * @method CarbonImmutable day(int $value) Set current instance day to the given value. * @method CarbonImmutable setDays(int $value) Set current instance day to the given value. * @method CarbonImmutable setDay(int $value) Set current instance day to the given value. * @method CarbonImmutable hours(int $value) Set current instance hour to the given value. * @method CarbonImmutable hour(int $value) Set current instance hour to the given value. * @method CarbonImmutable setHours(int $value) Set current instance hour to the given value. * @method CarbonImmutable setHour(int $value) Set current instance hour to the given value. * @method CarbonImmutable minutes(int $value) Set current instance minute to the given value. * @method CarbonImmutable minute(int $value) Set current instance minute to the given value. * @method CarbonImmutable setMinutes(int $value) Set current instance minute to the given value. * @method CarbonImmutable setMinute(int $value) Set current instance minute to the given value. * @method CarbonImmutable seconds(int $value) Set current instance second to the given value. * @method CarbonImmutable second(int $value) Set current instance second to the given value. * @method CarbonImmutable setSeconds(int $value) Set current instance second to the given value. * @method CarbonImmutable setSecond(int $value) Set current instance second to the given value. * @method CarbonImmutable millis(int $value) Set current instance millisecond to the given value. * @method CarbonImmutable milli(int $value) Set current instance millisecond to the given value. * @method CarbonImmutable setMillis(int $value) Set current instance millisecond to the given value. * @method CarbonImmutable setMilli(int $value) Set current instance millisecond to the given value. * @method CarbonImmutable milliseconds(int $value) Set current instance millisecond to the given value. * @method CarbonImmutable millisecond(int $value) Set current instance millisecond to the given value. * @method CarbonImmutable setMilliseconds(int $value) Set current instance millisecond to the given value. * @method CarbonImmutable setMillisecond(int $value) Set current instance millisecond to the given value. * @method CarbonImmutable micros(int $value) Set current instance microsecond to the given value. * @method CarbonImmutable micro(int $value) Set current instance microsecond to the given value. * @method CarbonImmutable setMicros(int $value) Set current instance microsecond to the given value. * @method CarbonImmutable setMicro(int $value) Set current instance microsecond to the given value. * @method CarbonImmutable microseconds(int $value) Set current instance microsecond to the given value. * @method CarbonImmutable microsecond(int $value) Set current instance microsecond to the given value. * @method CarbonImmutable setMicroseconds(int $value) Set current instance microsecond to the given value. * @method CarbonImmutable setMicrosecond(int $value) Set current instance microsecond to the given value. * @method CarbonImmutable addYears(int $value = 1) Add years (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addYear() Add one year to the instance (using date interval). * @method CarbonImmutable subYears(int $value = 1) Sub years (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subYear() Sub one year to the instance (using date interval). * @method CarbonImmutable addYearsWithOverflow(int $value = 1) Add years (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addYearWithOverflow() Add one year to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subYearsWithOverflow(int $value = 1) Sub years (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subYearWithOverflow() Sub one year to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addYearsWithoutOverflow(int $value = 1) Add years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addYearWithoutOverflow() Add one year to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subYearsWithoutOverflow(int $value = 1) Sub years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subYearWithoutOverflow() Sub one year to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addYearsWithNoOverflow(int $value = 1) Add years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addYearWithNoOverflow() Add one year to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subYearsWithNoOverflow(int $value = 1) Sub years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subYearWithNoOverflow() Sub one year to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addYearsNoOverflow(int $value = 1) Add years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addYearNoOverflow() Add one year to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subYearsNoOverflow(int $value = 1) Sub years (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subYearNoOverflow() Sub one year to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addMonths(int $value = 1) Add months (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addMonth() Add one month to the instance (using date interval). * @method CarbonImmutable subMonths(int $value = 1) Sub months (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subMonth() Sub one month to the instance (using date interval). * @method CarbonImmutable addMonthsWithOverflow(int $value = 1) Add months (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addMonthWithOverflow() Add one month to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subMonthsWithOverflow(int $value = 1) Sub months (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subMonthWithOverflow() Sub one month to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addMonthsWithoutOverflow(int $value = 1) Add months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addMonthWithoutOverflow() Add one month to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMonthsWithoutOverflow(int $value = 1) Sub months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMonthWithoutOverflow() Sub one month to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addMonthsWithNoOverflow(int $value = 1) Add months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addMonthWithNoOverflow() Add one month to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMonthsWithNoOverflow(int $value = 1) Sub months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMonthWithNoOverflow() Sub one month to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addMonthsNoOverflow(int $value = 1) Add months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addMonthNoOverflow() Add one month to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMonthsNoOverflow(int $value = 1) Sub months (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMonthNoOverflow() Sub one month to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addDays(int $value = 1) Add days (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addDay() Add one day to the instance (using date interval). * @method CarbonImmutable subDays(int $value = 1) Sub days (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subDay() Sub one day to the instance (using date interval). * @method CarbonImmutable addHours(int $value = 1) Add hours (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addHour() Add one hour to the instance (using date interval). * @method CarbonImmutable subHours(int $value = 1) Sub hours (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subHour() Sub one hour to the instance (using date interval). * @method CarbonImmutable addMinutes(int $value = 1) Add minutes (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addMinute() Add one minute to the instance (using date interval). * @method CarbonImmutable subMinutes(int $value = 1) Sub minutes (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subMinute() Sub one minute to the instance (using date interval). * @method CarbonImmutable addSeconds(int $value = 1) Add seconds (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addSecond() Add one second to the instance (using date interval). * @method CarbonImmutable subSeconds(int $value = 1) Sub seconds (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subSecond() Sub one second to the instance (using date interval). * @method CarbonImmutable addMillis(int $value = 1) Add milliseconds (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addMilli() Add one millisecond to the instance (using date interval). * @method CarbonImmutable subMillis(int $value = 1) Sub milliseconds (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subMilli() Sub one millisecond to the instance (using date interval). * @method CarbonImmutable addMilliseconds(int $value = 1) Add milliseconds (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addMillisecond() Add one millisecond to the instance (using date interval). * @method CarbonImmutable subMilliseconds(int $value = 1) Sub milliseconds (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subMillisecond() Sub one millisecond to the instance (using date interval). * @method CarbonImmutable addMicros(int $value = 1) Add microseconds (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addMicro() Add one microsecond to the instance (using date interval). * @method CarbonImmutable subMicros(int $value = 1) Sub microseconds (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subMicro() Sub one microsecond to the instance (using date interval). * @method CarbonImmutable addMicroseconds(int $value = 1) Add microseconds (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addMicrosecond() Add one microsecond to the instance (using date interval). * @method CarbonImmutable subMicroseconds(int $value = 1) Sub microseconds (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subMicrosecond() Sub one microsecond to the instance (using date interval). * @method CarbonImmutable addMillennia(int $value = 1) Add millennia (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addMillennium() Add one millennium to the instance (using date interval). * @method CarbonImmutable subMillennia(int $value = 1) Sub millennia (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subMillennium() Sub one millennium to the instance (using date interval). * @method CarbonImmutable addMillenniaWithOverflow(int $value = 1) Add millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addMillenniumWithOverflow() Add one millennium to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subMillenniaWithOverflow(int $value = 1) Sub millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subMillenniumWithOverflow() Sub one millennium to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addMillenniaWithoutOverflow(int $value = 1) Add millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addMillenniumWithoutOverflow() Add one millennium to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMillenniaWithoutOverflow(int $value = 1) Sub millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMillenniumWithoutOverflow() Sub one millennium to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addMillenniaWithNoOverflow(int $value = 1) Add millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addMillenniumWithNoOverflow() Add one millennium to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMillenniaWithNoOverflow(int $value = 1) Sub millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMillenniumWithNoOverflow() Sub one millennium to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addMillenniaNoOverflow(int $value = 1) Add millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addMillenniumNoOverflow() Add one millennium to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMillenniaNoOverflow(int $value = 1) Sub millennia (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subMillenniumNoOverflow() Sub one millennium to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addCenturies(int $value = 1) Add centuries (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addCentury() Add one century to the instance (using date interval). * @method CarbonImmutable subCenturies(int $value = 1) Sub centuries (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subCentury() Sub one century to the instance (using date interval). * @method CarbonImmutable addCenturiesWithOverflow(int $value = 1) Add centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addCenturyWithOverflow() Add one century to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subCenturiesWithOverflow(int $value = 1) Sub centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subCenturyWithOverflow() Sub one century to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addCenturiesWithoutOverflow(int $value = 1) Add centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addCenturyWithoutOverflow() Add one century to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subCenturiesWithoutOverflow(int $value = 1) Sub centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subCenturyWithoutOverflow() Sub one century to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addCenturiesWithNoOverflow(int $value = 1) Add centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addCenturyWithNoOverflow() Add one century to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subCenturiesWithNoOverflow(int $value = 1) Sub centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subCenturyWithNoOverflow() Sub one century to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addCenturiesNoOverflow(int $value = 1) Add centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addCenturyNoOverflow() Add one century to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subCenturiesNoOverflow(int $value = 1) Sub centuries (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subCenturyNoOverflow() Sub one century to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addDecades(int $value = 1) Add decades (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addDecade() Add one decade to the instance (using date interval). * @method CarbonImmutable subDecades(int $value = 1) Sub decades (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subDecade() Sub one decade to the instance (using date interval). * @method CarbonImmutable addDecadesWithOverflow(int $value = 1) Add decades (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addDecadeWithOverflow() Add one decade to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subDecadesWithOverflow(int $value = 1) Sub decades (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subDecadeWithOverflow() Sub one decade to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addDecadesWithoutOverflow(int $value = 1) Add decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addDecadeWithoutOverflow() Add one decade to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subDecadesWithoutOverflow(int $value = 1) Sub decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subDecadeWithoutOverflow() Sub one decade to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addDecadesWithNoOverflow(int $value = 1) Add decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addDecadeWithNoOverflow() Add one decade to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subDecadesWithNoOverflow(int $value = 1) Sub decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subDecadeWithNoOverflow() Sub one decade to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addDecadesNoOverflow(int $value = 1) Add decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addDecadeNoOverflow() Add one decade to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subDecadesNoOverflow(int $value = 1) Sub decades (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subDecadeNoOverflow() Sub one decade to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addQuarters(int $value = 1) Add quarters (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addQuarter() Add one quarter to the instance (using date interval). * @method CarbonImmutable subQuarters(int $value = 1) Sub quarters (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subQuarter() Sub one quarter to the instance (using date interval). * @method CarbonImmutable addQuartersWithOverflow(int $value = 1) Add quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addQuarterWithOverflow() Add one quarter to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subQuartersWithOverflow(int $value = 1) Sub quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable subQuarterWithOverflow() Sub one quarter to the instance (using date interval) with overflow explicitly allowed. * @method CarbonImmutable addQuartersWithoutOverflow(int $value = 1) Add quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addQuarterWithoutOverflow() Add one quarter to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subQuartersWithoutOverflow(int $value = 1) Sub quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subQuarterWithoutOverflow() Sub one quarter to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addQuartersWithNoOverflow(int $value = 1) Add quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addQuarterWithNoOverflow() Add one quarter to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subQuartersWithNoOverflow(int $value = 1) Sub quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subQuarterWithNoOverflow() Sub one quarter to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addQuartersNoOverflow(int $value = 1) Add quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addQuarterNoOverflow() Add one quarter to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subQuartersNoOverflow(int $value = 1) Sub quarters (the $value count passed in) to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable subQuarterNoOverflow() Sub one quarter to the instance (using date interval) with overflow explicitly forbidden. * @method CarbonImmutable addWeeks(int $value = 1) Add weeks (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addWeek() Add one week to the instance (using date interval). * @method CarbonImmutable subWeeks(int $value = 1) Sub weeks (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subWeek() Sub one week to the instance (using date interval). * @method CarbonImmutable addWeekdays(int $value = 1) Add weekdays (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable addWeekday() Add one weekday to the instance (using date interval). * @method CarbonImmutable subWeekdays(int $value = 1) Sub weekdays (the $value count passed in) to the instance (using date interval). * @method CarbonImmutable subWeekday() Sub one weekday to the instance (using date interval). * @method CarbonImmutable addRealMicros(int $value = 1) Add microseconds (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealMicro() Add one microsecond to the instance (using timestamp). * @method CarbonImmutable subRealMicros(int $value = 1) Sub microseconds (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealMicro() Sub one microsecond to the instance (using timestamp). * @method CarbonPeriod microsUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each microsecond or every X microseconds if a factor is given. * @method CarbonImmutable addRealMicroseconds(int $value = 1) Add microseconds (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealMicrosecond() Add one microsecond to the instance (using timestamp). * @method CarbonImmutable subRealMicroseconds(int $value = 1) Sub microseconds (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealMicrosecond() Sub one microsecond to the instance (using timestamp). * @method CarbonPeriod microsecondsUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each microsecond or every X microseconds if a factor is given. * @method CarbonImmutable addRealMillis(int $value = 1) Add milliseconds (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealMilli() Add one millisecond to the instance (using timestamp). * @method CarbonImmutable subRealMillis(int $value = 1) Sub milliseconds (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealMilli() Sub one millisecond to the instance (using timestamp). * @method CarbonPeriod millisUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each millisecond or every X milliseconds if a factor is given. * @method CarbonImmutable addRealMilliseconds(int $value = 1) Add milliseconds (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealMillisecond() Add one millisecond to the instance (using timestamp). * @method CarbonImmutable subRealMilliseconds(int $value = 1) Sub milliseconds (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealMillisecond() Sub one millisecond to the instance (using timestamp). * @method CarbonPeriod millisecondsUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each millisecond or every X milliseconds if a factor is given. * @method CarbonImmutable addRealSeconds(int $value = 1) Add seconds (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealSecond() Add one second to the instance (using timestamp). * @method CarbonImmutable subRealSeconds(int $value = 1) Sub seconds (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealSecond() Sub one second to the instance (using timestamp). * @method CarbonPeriod secondsUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each second or every X seconds if a factor is given. * @method CarbonImmutable addRealMinutes(int $value = 1) Add minutes (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealMinute() Add one minute to the instance (using timestamp). * @method CarbonImmutable subRealMinutes(int $value = 1) Sub minutes (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealMinute() Sub one minute to the instance (using timestamp). * @method CarbonPeriod minutesUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each minute or every X minutes if a factor is given. * @method CarbonImmutable addRealHours(int $value = 1) Add hours (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealHour() Add one hour to the instance (using timestamp). * @method CarbonImmutable subRealHours(int $value = 1) Sub hours (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealHour() Sub one hour to the instance (using timestamp). * @method CarbonPeriod hoursUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each hour or every X hours if a factor is given. * @method CarbonImmutable addRealDays(int $value = 1) Add days (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealDay() Add one day to the instance (using timestamp). * @method CarbonImmutable subRealDays(int $value = 1) Sub days (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealDay() Sub one day to the instance (using timestamp). * @method CarbonPeriod daysUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each day or every X days if a factor is given. * @method CarbonImmutable addRealWeeks(int $value = 1) Add weeks (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealWeek() Add one week to the instance (using timestamp). * @method CarbonImmutable subRealWeeks(int $value = 1) Sub weeks (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealWeek() Sub one week to the instance (using timestamp). * @method CarbonPeriod weeksUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each week or every X weeks if a factor is given. * @method CarbonImmutable addRealMonths(int $value = 1) Add months (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealMonth() Add one month to the instance (using timestamp). * @method CarbonImmutable subRealMonths(int $value = 1) Sub months (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealMonth() Sub one month to the instance (using timestamp). * @method CarbonPeriod monthsUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each month or every X months if a factor is given. * @method CarbonImmutable addRealQuarters(int $value = 1) Add quarters (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealQuarter() Add one quarter to the instance (using timestamp). * @method CarbonImmutable subRealQuarters(int $value = 1) Sub quarters (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealQuarter() Sub one quarter to the instance (using timestamp). * @method CarbonPeriod quartersUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each quarter or every X quarters if a factor is given. * @method CarbonImmutable addRealYears(int $value = 1) Add years (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealYear() Add one year to the instance (using timestamp). * @method CarbonImmutable subRealYears(int $value = 1) Sub years (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealYear() Sub one year to the instance (using timestamp). * @method CarbonPeriod yearsUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each year or every X years if a factor is given. * @method CarbonImmutable addRealDecades(int $value = 1) Add decades (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealDecade() Add one decade to the instance (using timestamp). * @method CarbonImmutable subRealDecades(int $value = 1) Sub decades (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealDecade() Sub one decade to the instance (using timestamp). * @method CarbonPeriod decadesUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each decade or every X decades if a factor is given. * @method CarbonImmutable addRealCenturies(int $value = 1) Add centuries (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealCentury() Add one century to the instance (using timestamp). * @method CarbonImmutable subRealCenturies(int $value = 1) Sub centuries (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealCentury() Sub one century to the instance (using timestamp). * @method CarbonPeriod centuriesUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each century or every X centuries if a factor is given. * @method CarbonImmutable addRealMillennia(int $value = 1) Add millennia (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable addRealMillennium() Add one millennium to the instance (using timestamp). * @method CarbonImmutable subRealMillennia(int $value = 1) Sub millennia (the $value count passed in) to the instance (using timestamp). * @method CarbonImmutable subRealMillennium() Sub one millennium to the instance (using timestamp). * @method CarbonPeriod millenniaUntil($endDate = null, int $factor = 1) Return an iterable period from current date to given end (string, DateTime or Carbon instance) for each millennium or every X millennia if a factor is given. * @method CarbonImmutable roundYear(float $precision = 1, string $function = "round") Round the current instance year with given precision using the given function. * @method CarbonImmutable roundYears(float $precision = 1, string $function = "round") Round the current instance year with given precision using the given function. * @method CarbonImmutable floorYear(float $precision = 1) Truncate the current instance year with given precision. * @method CarbonImmutable floorYears(float $precision = 1) Truncate the current instance year with given precision. * @method CarbonImmutable ceilYear(float $precision = 1) Ceil the current instance year with given precision. * @method CarbonImmutable ceilYears(float $precision = 1) Ceil the current instance year with given precision. * @method CarbonImmutable roundMonth(float $precision = 1, string $function = "round") Round the current instance month with given precision using the given function. * @method CarbonImmutable roundMonths(float $precision = 1, string $function = "round") Round the current instance month with given precision using the given function. * @method CarbonImmutable floorMonth(float $precision = 1) Truncate the current instance month with given precision. * @method CarbonImmutable floorMonths(float $precision = 1) Truncate the current instance month with given precision. * @method CarbonImmutable ceilMonth(float $precision = 1) Ceil the current instance month with given precision. * @method CarbonImmutable ceilMonths(float $precision = 1) Ceil the current instance month with given precision. * @method CarbonImmutable roundDay(float $precision = 1, string $function = "round") Round the current instance day with given precision using the given function. * @method CarbonImmutable roundDays(float $precision = 1, string $function = "round") Round the current instance day with given precision using the given function. * @method CarbonImmutable floorDay(float $precision = 1) Truncate the current instance day with given precision. * @method CarbonImmutable floorDays(float $precision = 1) Truncate the current instance day with given precision. * @method CarbonImmutable ceilDay(float $precision = 1) Ceil the current instance day with given precision. * @method CarbonImmutable ceilDays(float $precision = 1) Ceil the current instance day with given precision. * @method CarbonImmutable roundHour(float $precision = 1, string $function = "round") Round the current instance hour with given precision using the given function. * @method CarbonImmutable roundHours(float $precision = 1, string $function = "round") Round the current instance hour with given precision using the given function. * @method CarbonImmutable floorHour(float $precision = 1) Truncate the current instance hour with given precision. * @method CarbonImmutable floorHours(float $precision = 1) Truncate the current instance hour with given precision. * @method CarbonImmutable ceilHour(float $precision = 1) Ceil the current instance hour with given precision. * @method CarbonImmutable ceilHours(float $precision = 1) Ceil the current instance hour with given precision. * @method CarbonImmutable roundMinute(float $precision = 1, string $function = "round") Round the current instance minute with given precision using the given function. * @method CarbonImmutable roundMinutes(float $precision = 1, string $function = "round") Round the current instance minute with given precision using the given function. * @method CarbonImmutable floorMinute(float $precision = 1) Truncate the current instance minute with given precision. * @method CarbonImmutable floorMinutes(float $precision = 1) Truncate the current instance minute with given precision. * @method CarbonImmutable ceilMinute(float $precision = 1) Ceil the current instance minute with given precision. * @method CarbonImmutable ceilMinutes(float $precision = 1) Ceil the current instance minute with given precision. * @method CarbonImmutable roundSecond(float $precision = 1, string $function = "round") Round the current instance second with given precision using the given function. * @method CarbonImmutable roundSeconds(float $precision = 1, string $function = "round") Round the current instance second with given precision using the given function. * @method CarbonImmutable floorSecond(float $precision = 1) Truncate the current instance second with given precision. * @method CarbonImmutable floorSeconds(float $precision = 1) Truncate the current instance second with given precision. * @method CarbonImmutable ceilSecond(float $precision = 1) Ceil the current instance second with given precision. * @method CarbonImmutable ceilSeconds(float $precision = 1) Ceil the current instance second with given precision. * @method CarbonImmutable roundMillennium(float $precision = 1, string $function = "round") Round the current instance millennium with given precision using the given function. * @method CarbonImmutable roundMillennia(float $precision = 1, string $function = "round") Round the current instance millennium with given precision using the given function. * @method CarbonImmutable floorMillennium(float $precision = 1) Truncate the current instance millennium with given precision. * @method CarbonImmutable floorMillennia(float $precision = 1) Truncate the current instance millennium with given precision. * @method CarbonImmutable ceilMillennium(float $precision = 1) Ceil the current instance millennium with given precision. * @method CarbonImmutable ceilMillennia(float $precision = 1) Ceil the current instance millennium with given precision. * @method CarbonImmutable roundCentury(float $precision = 1, string $function = "round") Round the current instance century with given precision using the given function. * @method CarbonImmutable roundCenturies(float $precision = 1, string $function = "round") Round the current instance century with given precision using the given function. * @method CarbonImmutable floorCentury(float $precision = 1) Truncate the current instance century with given precision. * @method CarbonImmutable floorCenturies(float $precision = 1) Truncate the current instance century with given precision. * @method CarbonImmutable ceilCentury(float $precision = 1) Ceil the current instance century with given precision. * @method CarbonImmutable ceilCenturies(float $precision = 1) Ceil the current instance century with given precision. * @method CarbonImmutable roundDecade(float $precision = 1, string $function = "round") Round the current instance decade with given precision using the given function. * @method CarbonImmutable roundDecades(float $precision = 1, string $function = "round") Round the current instance decade with given precision using the given function. * @method CarbonImmutable floorDecade(float $precision = 1) Truncate the current instance decade with given precision. * @method CarbonImmutable floorDecades(float $precision = 1) Truncate the current instance decade with given precision. * @method CarbonImmutable ceilDecade(float $precision = 1) Ceil the current instance decade with given precision. * @method CarbonImmutable ceilDecades(float $precision = 1) Ceil the current instance decade with given precision. * @method CarbonImmutable roundQuarter(float $precision = 1, string $function = "round") Round the current instance quarter with given precision using the given function. * @method CarbonImmutable roundQuarters(float $precision = 1, string $function = "round") Round the current instance quarter with given precision using the given function. * @method CarbonImmutable floorQuarter(float $precision = 1) Truncate the current instance quarter with given precision. * @method CarbonImmutable floorQuarters(float $precision = 1) Truncate the current instance quarter with given precision. * @method CarbonImmutable ceilQuarter(float $precision = 1) Ceil the current instance quarter with given precision. * @method CarbonImmutable ceilQuarters(float $precision = 1) Ceil the current instance quarter with given precision. * @method CarbonImmutable roundMillisecond(float $precision = 1, string $function = "round") Round the current instance millisecond with given precision using the given function. * @method CarbonImmutable roundMilliseconds(float $precision = 1, string $function = "round") Round the current instance millisecond with given precision using the given function. * @method CarbonImmutable floorMillisecond(float $precision = 1) Truncate the current instance millisecond with given precision. * @method CarbonImmutable floorMilliseconds(float $precision = 1) Truncate the current instance millisecond with given precision. * @method CarbonImmutable ceilMillisecond(float $precision = 1) Ceil the current instance millisecond with given precision. * @method CarbonImmutable ceilMilliseconds(float $precision = 1) Ceil the current instance millisecond with given precision. * @method CarbonImmutable roundMicrosecond(float $precision = 1, string $function = "round") Round the current instance microsecond with given precision using the given function. * @method CarbonImmutable roundMicroseconds(float $precision = 1, string $function = "round") Round the current instance microsecond with given precision using the given function. * @method CarbonImmutable floorMicrosecond(float $precision = 1) Truncate the current instance microsecond with given precision. * @method CarbonImmutable floorMicroseconds(float $precision = 1) Truncate the current instance microsecond with given precision. * @method CarbonImmutable ceilMicrosecond(float $precision = 1) Ceil the current instance microsecond with given precision. * @method CarbonImmutable ceilMicroseconds(float $precision = 1) Ceil the current instance microsecond with given precision. * @method string shortAbsoluteDiffForHumans(DateTimeInterface $other = null, int $parts = 1) Get the difference (short format, 'Absolute' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.) * @method string longAbsoluteDiffForHumans(DateTimeInterface $other = null, int $parts = 1) Get the difference (long format, 'Absolute' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.) * @method string shortRelativeDiffForHumans(DateTimeInterface $other = null, int $parts = 1) Get the difference (short format, 'Relative' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.) * @method string longRelativeDiffForHumans(DateTimeInterface $other = null, int $parts = 1) Get the difference (long format, 'Relative' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.) * @method string shortRelativeToNowDiffForHumans(DateTimeInterface $other = null, int $parts = 1) Get the difference (short format, 'RelativeToNow' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.) * @method string longRelativeToNowDiffForHumans(DateTimeInterface $other = null, int $parts = 1) Get the difference (long format, 'RelativeToNow' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.) * @method string shortRelativeToOtherDiffForHumans(DateTimeInterface $other = null, int $parts = 1) Get the difference (short format, 'RelativeToOther' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.) * @method string longRelativeToOtherDiffForHumans(DateTimeInterface $other = null, int $parts = 1) Get the difference (long format, 'RelativeToOther' mode) in a human readable format in the current locale. ($other and $parts parameters can be swapped.) * @method static static|false createFromFormat(string $format, string $time, DateTimeZone|string|false|null $timezone = null) Parse a string into a new CarbonImmutable object according to the specified format. * @method static static __set_state(array $array) https://php.net/manual/en/datetime.set-state.php * * </autodoc> */ class CarbonImmutable extends DateTimeImmutable implements CarbonInterface { use Date { __clone as dateTraitClone; } public function __clone() { $this->dateTraitClone(); $this->endOfTime = false; $this->startOfTime = false; } /** * Create a very old date representing start of time. * * @return static */ public static function startOfTime(): self { $date = static::parse('0001-01-01')->years(self::getStartOfTimeYear()); $date->startOfTime = true; return $date; } /** * Create a very far date representing end of time. * * @return static */ public static function endOfTime(): self { $date = static::parse('9999-12-31 23:59:59.999999')->years(self::getEndOfTimeYear()); $date->endOfTime = true; return $date; } /** * @codeCoverageIgnore */ private static function getEndOfTimeYear(): int { if (version_compare(PHP_VERSION, '7.3.0-dev', '<')) { return 145261681241552; } // Remove if https://bugs.php.net/bug.php?id=81107 is fixed if (version_compare(PHP_VERSION, '8.1.0-dev', '>=')) { return 1118290769066902787; } return PHP_INT_MAX; } /** * @codeCoverageIgnore */ private static function getStartOfTimeYear(): int { if (version_compare(PHP_VERSION, '7.3.0-dev', '<')) { return -135908816449551; } // Remove if https://bugs.php.net/bug.php?id=81107 is fixed if (version_compare(PHP_VERSION, '8.1.0-dev', '>=')) { return -1118290769066898816; } return max(PHP_INT_MIN, -9223372036854773760); } }