Elgg\Mocks\Database\SubtypeTable::add PHP Метод

    public function add($type, $subtype, $class = "")
    {
        $id = $this->getId($type, $subtype);
        if ($id) {
            return $id;
        }
        $this->iterator++;
        $id = $this->iterator;
        $this->subtypes[$id] = ['type' => $type, 'subtype' => $subtype, 'class' => $class];
        return $id;
    }