Eccube\Form\Type\KanaType::configureOptions PHP Method

    public function configureOptions(OptionsResolver $resolver)
    {
        $resolver->setDefaults(array('lastname_options' => array('attr' => array('placeholder' => 'Kana01'), 'constraints' => array(new Assert\Regex(array('pattern' => "/^[ァ-ヶｦ-ﾟー]+\$/u")), new Assert\Length(array('max' => $this->config['kana_len'])))), 'firstname_options' => array('attr' => array('placeholder' => 'Kana02'), 'constraints' => array(new Assert\Regex(array('pattern' => "/^[ァ-ヶｦ-ﾟー]+\$/u")), new Assert\Length(array('max' => $this->config['kana_len']))))));
    }