format('Y-m-d H:i:s.u'), $time->getTimezone()); } elseif (\is_numeric($time)) { if ($time <= self::YEAR) { $time += \time(); } return (new static())->setTimestamp((int) $time); } else { // textual or null return new static((string) $time); } } /** * Creates DateTime object. * @throws Nette\InvalidArgumentException if the date and time are not valid. * @return static */ public static function fromParts(int $year, int $month, int $day, int $hour = 0, int $minute = 0, float $second = 0.0) { $s = \sprintf('%04d-%02d-%02d %02d:%02d:%02.5F', $year, $month, $day, $hour, $minute, $second); if (!\checkdate($month, $day, $year) || $hour < 0 || $hour > 23 || $minute < 0 || $minute > 59 || $second < 0 || $second >= 60) { throw new Nette\InvalidArgumentException("Invalid date '{$s}'"); } return new static($s); } /** * Returns new DateTime object formatted according to the specified format. * @param string|\DateTimeZone|null $timezone * @return static|false */ public static function createFromFormat(string $format, string $time, $timezone = null) { if ($timezone === null) { $timezone = new \DateTimeZone(\date_default_timezone_get()); } elseif (\is_string($timezone)) { $timezone = new \DateTimeZone($timezone); } $date = parent::createFromFormat($format, $time, $timezone); return $date ? static::from($date) : \false; } /** * Returns JSON representation in ISO 8601 (used by JavaScript). */ public function jsonSerialize() : string { return $this->format('c'); } /** * Returns the date and time in the format 'Y-m-d H:i:s'. */ public function __toString() : string { return $this->format('Y-m-d H:i:s'); } /** * You'd better use: (clone $dt)->modify(...) * @return static */ public function modifyClone(string $modify = '') { $dolly = clone $this; return $modify ? $dolly->modify($modify) : $dolly; } }