Doctrine\OrientDB\Query\Formatter\Query\Target::format PHP Method

    public static function format(array $values)
    {
        $values = self::stripNonSQLCharacters($values);
        if ($count = count($values)) {
            if ($count > 1) {
                return "[" . self::implode($values) . "]";
            }
            return array_shift($values);
        }
        return null;
    }