Here is an example to create an ZF2 form to create user accounts with the option to change the account without changing the password.

User form class

namespace ExampleForm;

use ZendFormForm;
use ZendFormElement;

class User extends Form
{
    public function __construct()
    {
        parent::__construct('user');
        $this->setAttribute('method', 'post');
        
        $this->setInputFilter(new BisAdminFormUserFilter());
         
        $this->add(array(
                        'name' => 'userName',
                        'attributes' => array(
                                        'type' => 'text',
                                        'id' => 'username',
                                        'class' => 'txt',
                                        'size' => '50',
                        ),
                        'options' => array(
                                        'label' => 'Username'
                        ),
        ));
        $this->add(array(
                        'name' => 'fullName',
                        'attributes' => array(
                                        'type' => 'text',
                                        'id' => 'fullname',
                        'class' => 'txt',
                                        'size' => '50',
                        ),
                        'options' => array(
                                        'label' => 'Fullname'
                        ),
        ));
        $this->add(array(
                        'name' => 'password',
                        'attributes' => array(
                                        'type' => 'password',
                                        'id' => 'password1',
                        'class' => 'txt',
                        ),
                        'options' => array(
                                        'label' => 'Password'
                        ),
        ));
        $this->add(array(
                        'name' => 'password_verify',
                        'attributes' => array(
                                        'type' => 'password',
                                        'id' => 'password',
                        'class' => 'txt',
                        ),
                        'options' => array(
                                        'label' => 'Password (verify)'
                        ),
        ));
                

        $this->add(array(
                        'name' => 'submit',
                        'attributes' => array(
                                        'type' => 'submit',
                                        'value' => 'Save',
                        'class' => 'button',
                                
                        ),
        ));
    }
    
}

User input filter class

namespace ExampleForm;

use ZendFormForm;
use ZendInputFilterInputFilter;

class UserFilter extends InputFilter
{
    public function __construct()
    {
        
        
        $this->add(array(
            'name' => 'userName',
            'filters' => array(
                array('name' => 'StringTrim'),
                array('name' => 'StripTags'),
            ),
            'validators' => array(
                array(
                    'name' => 'NotEmpty',
                    'options' => array(
                        'messages' => array(
                            ZendValidatorNotEmpty::IS_EMPTY => 'Username cannot be empty.'
                        )
                    )
                ),
                array(
                                        'name' => 'StringLength',
                    'options' => array(
                        'encoding' => 'UTF-8',
                        'min'      => 3,
                        'max'      => 50,
                        'messages' => array(
                            ZendValidatorStringLength::TOO_SHORT => 'Username is to short, use a minimum of 3 characters.',
                            ZendValidatorStringLength::TOO_LONG => 'Username is to long, use a maximum of 50 characters.'
                        )
                    ),                   
                )
            )
        ));

        $this->add(array(
            'name' => 'fullName',
            'filters' => array(
                array('name' => 'StringTrim'),
                array('name' => 'StripTags'),
            ),
            'validators' => array(
                array(
                    'name' => 'NotEmpty',
                    'options' => array(
                        'messages' => array(
                            ZendValidatorNotEmpty::IS_EMPTY => 'Fullname cannot be empty.'
                        )
                    )
                )
            )
        ));

        $this->add(array(
            'name' => 'password',
            'filters' => array(
                array('name' => 'StringTrim'),
                array('name' => 'StripTags'),
            ),
            'validators' => array(
                array(
                    'name' => 'NotEmpty',
                    'options' => array(
                        'messages' => array(
                            ZendValidatorNotEmpty::IS_EMPTY => 'The password cannot be empty.'
                        )
                    )
                )
            )
        ));

        $this->add(array(
            'name' => 'password_verify',
            'filters' => array(
                array('name' => 'StringTrim'),
                array('name' => 'StripTags'),
            ),
            'validators' => array(
                array(
                    'name' => 'NotEmpty',
                    'options' => array(
                        'messages' => array(
                            ZendValidatorNotEmpty::IS_EMPTY => 'The verify password cannot be empty.'
                        )
                    )
                ),
                array(
                                'name' => 'Identical',
                                'options' => array(
                                        'token' => 'password',                        
                                        'messages' => array(
                            ZendValidatorIdentical::NOT_SAME => 'The passwords are not the same.',
                                        )
                                 )
                        ),
            )
        ));

        
    }
}

Controller Code

public function usereditAction(){
         
        $id = (int) $this->params()->fromRoute('id', 0);
        if (!$id) {
                return $this->redirect()->toRoute('config', array('action' => 'userlist'));
        }

        $objectManager = $this->getServiceLocator()->get('DoctrineORMEntityManager');
        $user = $objectManager->find('ExampleEntityUser',$id);
         
        $form = new ExampleFormUser();
        $form->setHydrator(new ZendStdlibHydratorReflection());
        $form->bind($user);
        
        if ($this->getRequest()->isPost()) {
                $form->setData($this->getRequest()->getPost());
                
		if ($form->get("password")->getValue() == ""){
			$form->getInputFilter()->remove('password');
			$form->getInputFilter()->remove('password_verify');
		}   

                if ($form->isValid()) {
                        //var_dump($form->getData());
                         
                        $objectManager->persist($user);
                        $objectManager->flush();
                        
                        $this->flashMessenger()->addMessage('Changes saved');
                        return $this->redirect()->toRoute('config',array('action'=>'userlist'));
                } else {
                        $form->get("password")->setValue("");
                        return array(
							'userForm' => $form,
							'flashMessages' => $this->flashMessenger()->getMessages(),
                        );
                }
        } else {
                $form->get("password")->setValue("");
                return array(
					'userForm' => $form,
					'flashMessages' => $this->flashMessenger()->getMessages(),
                );
    
        }
    }

View code

Edit Useraccount

<?php 
$form = $this->userForm;
$form->prepare();
$form->setAttribute('method', 'post');


$formerrors = $this->formElementErrors()->setMessageOpenFormat('
')
        ->setMessageSeparatorString('
')
        ->setMessageCloseString('
')
        ->render($form->get('userName')); 
$formerrors .= $this->formElementErrors()->setMessageOpenFormat('
')
        ->setMessageSeparatorString('
')
        ->setMessageCloseString('
')
        ->render($form->get('fullName')); 
$formerrors .= $this->formElementErrors()->setMessageOpenFormat('
')
        ->setMessageSeparatorString('
')
        ->setMessageCloseString('
')
        ->render($form->get('password')); 
$formerrors .= $this->formElementErrors()->setMessageOpenFormat('
')
        ->setMessageSeparatorString('
')
        ->setMessageCloseString('
')
        ->render($form->get('password2')); 
$formerrors .= $this->formElementErrors()->setMessageOpenFormat('
')
        ->setMessageSeparatorString('
')
        ->setMessageCloseString('
')
        ->render($form->get('active')); 
?>

<?php if($formerrors != ""): ?>
    

        <?php echo $formerrors?>
    
    


<?php endif ?>



<?php echo $this->form()->openTag($form) ?>
        

                
<?php echo $this->formLabel($form->get('userName')) ?>
<?php echo $this->formInput($form->get('userName')) ?>
                
<?php echo $this->formLabel($form->get('fullName')) ?>
<?php echo $this->formInput($form->get('fullName')) ?>
                
 
                
Use only to change your password, otherwise leave them empty
                
<?php echo $this->formLabel($form->get('password')) ?>
<?php echo $this->formInput($form->get('password')) ?>
                
<?php echo $this->formLabel($form->get('password_verify')) ?>
<?php echo $this->formInput($form->get('password_verify')) ?>
                
 
                
<?php echo $this->formLabel($form->get('active')) ?>
<?php echo $this->formSelect($form->get('active')) ?>
        
    <?php echo $this->formSubmit($form->get('submit')) ?>

<?php echo $this->form()->closeTag() ?>