atk4\data\Model::getIterator PHP 메소드

    public function getIterator()
    {
        foreach ($this->persistence->prepareIterator($this) as $data) {
            $this->data = $this->persistence->typecastLoadRow($this, $data);
            $this->id = $data[$this->id_field];
            $this->hook('afterLoad');
            (yield $this->id => $this);
        }
        $this->unload();
    }