Recurr\Transformer\TextTransformer::getByYearDayAsText PHP Метод

    public function getByYearDayAsText($byYearDay)
    {
        if (empty($byYearDay)) {
            return '';
        }
        // sort negative indices in reverse order so we get e.g. 1st, 2nd, 4th, 3rd last, last day
        usort($byYearDay, function ($a, $b) {
            if ($a < 0 && $b < 0 || $a >= 0 && $b >= 0) {
                return $a - $b;
            }
            return $b - $a;
        });
        $byYearDay = array_map(array($this, 'getOrdinalNumber'), $byYearDay, array_fill(0, count($byYearDay), end($byYearDay) < 0));
        return $this->getListStringFromArray($byYearDay);
    }