La clase DateTimeImmutable

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

    Introducción

    Representación de fecha y hora.

    Esta clase se comporta igual que DateTime con la excepción de que devuelve nuevos objetos cuando se llaman a métodos de modificación como DateTime::modify().

    Sinopsis de la Clase

    class DateTimeImmutable implements DateTimeInterface {
    /* Constantes heredadas */
    public const string DateTimeInterface::ATOM = "Y-m-d\\TH:i:sP";
    public const string DateTimeInterface::COOKIE = "l, d-M-Y H:i:s T";
    public const string DateTimeInterface::ISO8601 = "Y-m-d\\TH:i:sO";
    public const string DateTimeInterface::ISO8601_EXPANDED = "X-m-d\\TH:i:sP";
    public const string DateTimeInterface::RFC822 = "D, d M y H:i:s O";
    public const string DateTimeInterface::RFC850 = "l, d-M-y H:i:s T";
    public const string DateTimeInterface::RFC1036 = "D, d M y H:i:s O";
    public const string DateTimeInterface::RFC1123 = "D, d M Y H:i:s O";
    public const string DateTimeInterface::RFC7231 = "D, d M Y H:i:s \\G\\M\\T";
    public const string DateTimeInterface::RFC2822 = "D, d M Y H:i:s O";
    public const string DateTimeInterface::RFC3339 = "Y-m-d\\TH:i:sP";
    public const string DateTimeInterface::RFC3339_EXTENDED = "Y-m-d\\TH:i:s.vP";
    public const string DateTimeInterface::RSS = "D, d M Y H:i:s O";
    public const string DateTimeInterface::W3C = "Y-m-d\\TH:i:sP";
    /* Métodos */
    public function __construct(string $datetime = "now", ?DateTimeZone $timezone = null)
    #[\NoDiscard]
    public function add(DateInterval $interval): DateTimeImmutable
    public static function createFromFormat(string $format, string $datetime, ?DateTimeZone $timezone = null): DateTimeImmutable|false
    public static function createFromInterface(DateTimeInterface $object): DateTimeImmutable
    public static function createFromMutable(DateTime $object): static
    public static function getLastErrors(): array|false
    #[\NoDiscard]
    public function modify(string $modifier): DateTimeImmutable
    public static function __set_state(array $array): DateTimeImmutable
    #[\NoDiscard]
    public function setDate(int $year, int $month, int $day): DateTimeImmutable
    #[\NoDiscard]
    public function setISODate(int $year, int $week, int $dayOfWeek = 1): DateTimeImmutable
    #[\NoDiscard]
    public function setTime(
        int $hour,
        int $minute,
        int $second = 0,
        int $microsecond = 0
    ): DateTimeImmutable
    #[\NoDiscard]
    public function setTimestamp(int $timestamp): DateTimeImmutable
    #[\NoDiscard]
    public function setTimezone(DateTimeZone $timezone): DateTimeImmutable
    #[\NoDiscard]
    public function sub(DateInterval $interval): DateTimeImmutable
    public function diff(DateTimeInterface $targetObject, bool $absolute = false): DateInterval
    public function format(string $format): string
    public function getOffset(): int
    public function getTimestamp(): int
    public function getTimezone(): DateTimeZone|false
    public function __serialize(): array
    public function __unserialize(array $data): void
    #[\Deprecated]
    public function __wakeup(): void
    }

    Historial de cambios

    Versión Descripción
    8.4.0 Las constantes de clase ahora están tipadas.
    7.1.0 El constructor de DateTimeImmutable ahora incluye los microsegundos actuales en el valor construido. Antes de esto, siempre inicializaría los microsegundos a 0.

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