La clase DateTimeImmutable

    (PHP 5 >= 5.5.0, PHP 7, PHP 8)

    Introducción

    Esta clase se comporta igual que DateTime con la excepción de que nunca se modifica a sí misma, sino que devuelve un nuevo objeto en su lugar.

    Sinopsis de la Clase

    classDateTimeImmutableimplementsDateTimeInterface {
    conststringDateTimeInterface::ATOM = "Y-m-d\TH:i:sP";
    conststringDateTimeInterface::COOKIE = "l, d-M-Y H:i:s T";
    conststringDateTimeInterface::ISO8601 = "Y-m-d\TH:i:sO";
    conststringDateTimeInterface::RFC822 = "D, d M y H:i:s O";
    conststringDateTimeInterface::RFC850 = "l, d-M-y H:i:s T";
    conststringDateTimeInterface::RFC1036 = "D, d M y H:i:s O";
    conststringDateTimeInterface::RFC1123 = "D, d M Y H:i:s O";
    conststringDateTimeInterface::RFC2822 = "D, d M Y H:i:s O";
    conststringDateTimeInterface::RFC3339 = "Y-m-d\TH:i:sP";
    conststringDateTimeInterface::RFC3339_EXTENDED = "Y-m-d\TH:i:s.vP";
    conststringDateTimeInterface::RSS = "D, d M Y H:i:s O";
    conststringDateTimeInterface::W3C = "Y-m-d\TH:i:sP";
    public__construct(string$time = "now", DateTimeZone$timezone = null)
    publicadd(DateInterval$interval): DateTimeImmutable
    publicstaticcreateFromFormat(string$format, string$time, DateTimeZone$timezone = ?): DateTimeImmutable
    publicstaticcreateFromInterface(DateTimeInterface$object): DateTimeImmutable
    publicstaticcreateFromMutable(DateTime$datetime): DateTimeImmutable
    publicstaticgetLastErrors(): array
    publicmodify(string$modify): DateTimeImmutable
    publicstatic__set_state(array$array): DateTimeImmutable
    publicsetDate(int$year, int$month, int$day): DateTimeImmutable
    publicsetISODate(int$year, int$week, int$day = 1): DateTimeImmutable
    publicsetTime(
        int$hour,
        int$minute,
        int$second = 0,
        int$microseconds = 0
    ): DateTimeImmutable
    publicsetTimestamp(int$unixtimestamp): DateTimeImmutable
    publicsetTimezone(DateTimeZone$timezone): DateTimeImmutable
    publicsub(DateInterval$interval): DateTimeImmutable
    publicdiff(DateTimeInterface$datetime2, bool$absolute = false): DateInterval
    publicformat(string$format): string
    publicgetOffset(): int
    publicgetTimestamp(): int
    publicgetTimezone(): DateTimeZone
    public__wakeup()
    }

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