Zend Framework: Working with Form elements in array notation

Question

I would like to be able to add a hidden form field using array notation to my form. I can do this with HTML like this:

Answer 1

To use array notation, you need to specify that the element "belongs to" a parent array:

$form->addElement('hidden', 'contact123', array('belongsTo' => 'contacts', 'value' => '123'));
$form->addElement('hidden', 'contact456', array('belongsTo' => 'contacts', 'value' => '456'));