Register.php

<?php

namespace User\Form;

use Zend\Form\Form,
    Zend\Form\Element;

class Register extends Form
{

    /**
     * Prepare the elements.
     */
    public function prepareElements()
    {
        $this->add(array(
            'name' => 'name',
            'attributes' => array(
                'type'  => 'text',
                'label' => 'Your name'
            )
        ));
    }
}