public function buildForm(FormBuilder $builder, array $options)
{
parent::buildForm($builder, $options);
$builder->setAttribute('min', $options['min'])->setAttribute('max', $options['max'])->setAttribute('step', $options['step']);
}
/**
* {@inheritdoc}
*/
public function setDefaultOptions(OptionsResolverInterface $resolver)
{
parent::setDefaultOptions($resolver);
$resolver->setDefaults(['type' => null, 'constraints' => [], 'validation_groups' => ['Default']]);
}