LaminasMVC项目中表单管理难题？laminas/laminas-mvc-form助你轻松构建复杂表单！

<code class="bash">composer require laminas/laminas-mvc-form</code>

<pre class="brush:php;toolbar:false;">// src/Application/Form/MyForm.php
namespace Application\Form;

use Laminas\Form\Form;
use Laminas\InputFilter\InputFilter;

class MyForm extends Form
{
    public function __construct($name = null)
    {
        parent::__construct('my-form');

        $this->add([
            'name' => 'username',
            'type' => 'text',
            'options' => [
                'label' => '用户名',
            ],
        ]);

        $this->add([
            'name' => 'email',
            'type' => 'email',
            'options' => [
                'label' => '邮箱',
            ],
        ]);

        $this->add([
            'name' => 'submit',
            'type' => 'submit',
            'attributes' => [
                'value' => '提交',
                'id'    => 'submitbutton',
            ],
        ]);

        $this->setInputFilter($this->createInputFilter());
    }

    protected function createInputFilter()
    {
        $inputFilter = new InputFilter();

        $inputFilter->add([
            'name' => 'username',
            'required' => true,
            'filters' => [
                ['name' => 'StripTags'],
                ['name' => 'StringTrim'],
            ],
            'validators' => [
                [
                    'name' => 'StringLength',
                    'options' => [
                        'min' => 3,
                        'max' => 20,
                    ],
                ],
            ],
        ]);

        $inputFilter->add([
            'name' => 'email',
            'required' => true,
            'validators' => [
                ['name' => 'EmailAddress'],
            ],
        ]);

        return $inputFilter;
    }
}

<pre class="brush:php;toolbar:false;">// src/Application/Controller/IndexController.php
namespace Application\Controller;

use Laminas\Mvc\Controller\AbstractActionController;
use Laminas\View\Model\ViewModel;
use Application\Form\MyForm;

class IndexController extends AbstractActionController
{
    public function indexAction()
    {
        $form = new MyForm();
        $request = $this->getRequest();

        if ($request->isPost()) {
            $form->setData($request->getPost());

            if ($form->isValid()) {
                // 表单数据有效，处理数据...
                $data = $form->getData();
                // ...
                return $this->redirect()->toRoute('home'); // 重定向
            }
        }

        return new ViewModel(['form' => $form]);
    }
}

<pre class="brush:php;toolbar:false;"><!-- module/Application/view/application/index/index.phtml -->
<h1>我的表单</h1>
<?php
$form = $this->form;
$form->setAttribute('action', $this->url('home'));
$form->prepare();

echo $this->form()->openTag($form);
echo $this->formRow($form->get('username'));
echo $this->formRow($form->get('email'));
echo $this->formSubmit($form->get('submit'));
echo $this->form()->closeTag();
?>