Collective\Html\FormBuilder::hidden PHP Method

    public function hidden($name, $value = null, $options = [])
    {
        return $this->input('hidden', $name, $value, $options);
    }

 public function checkbox($name, $value = 1, $checked = null, $options = [])
 {
     $options['id'] = $name;
     return sprintf('
     <div class="input-field col l6 s8 offset-l3 offset-s2">
         %s
         %s
         %s
     </div>', parent::hidden($name, 0), parent::checkbox($name, $value, $checked, $options), parent::label($name, null, []));
 }