Symfony forms -在属性路径中给出的"string“类型的预期参数

use Symfony\Component\Form\Extension\Core\Type\TextType;
use Symfony\Component\Form\FormBuilderInterface;

// ...

public function buildForm(FormBuilderInterface $builder, array $options)
{
    $builder
        ->add('fieldName', TextType::class, [
            'label' => 'Field Label',
            'required' => true,
            // other options
        ]);
}