think\model\Relation::saveAll PHP Метод

    public function saveAll(array $dataSet, array $pivot = [])
    {
        $result = false;
        foreach ($dataSet as $key => $data) {
            // 判断关联类型
            switch ($this->type) {
                case self::HAS_MANY:
                    $data[$this->foreignKey] = $this->parent->{$this->localKey};
                    $result = $this->save($data);
                    break;
                case self::BELONGS_TO_MANY:
                    // TODO
                    $result = $this->attach($data, !empty($pivot) ? $pivot[$key] : []);
                    break;
            }
        }
        return $result;
    }