cakephpの課題

Controller.php

    public function stock()
    {   
        //モデルからテーブルを取得
        $monogataris = $this->Monogataris->find('all');
        //ビューの$monogatarisへ取得したエンティティをセット
        $this->set(compact('monogataris'));
        
        if ($this->request->is(['post', 'put'])) {
            $id = $this->request->data('id');
            $monogatari = $this->Monogataris->get($id);
            $monogatari = $this->Monogataris->patchEntity($monogatari, $this->request->data);
            if ($this->Monogataris->save($monogatari)) {
                $this->Flash->success(__('The monogatari has been saved.'));
                return $this->redirect(['action' => 'index']);
            } else {
                $this->Flash->error(__('The monogatari could not be saved. Please, try again.'));
            }
        }
    }

stock.ctp

<nav class="large-2 medium-2 columns" id="actions-sidebar">
    <ul class="side-nav">
        <li class="heading"><?= __('Actions') ?></li>
        <li><?= $this->Html->link(__('一覧表示'), ['action' => 'index']) ?></li>
    </ul>
</nav>

<div class="monogataris form large-10 medium-10 columns content">
    <legend><?= __('枚数編集') ?></legend>
    <?php foreach ($monogataris as $monogatari): ?>
        <?= $this->Form->create($monogatari,array('id'=>$monogatari->id)) ?>
        <fieldset>
        <?= h($monogatari->id) ?>
        <?= h($monogatari->カード名) ?>
        <?php
            echo $this->Form->input('数',array('style'=>'width:50px'));
            ?>
        <?= $this->Form->button(__('Submit')) ?>
        <?= $this->Form->end() ?>
      </fieldset>
 <?php endforeach;?>
</div>