render() public method

Render form
public render ( Zend_View_Interface $view = null ) : string
$view Zend_View_Interface
return string
 public function render(Zend_View_Interface $view = null)
 {
     foreach ($this->getElements() as $element) {
         $label = $element->getLabel();
         if (!empty($label)) {
             $element->setAttrib('placeholder', $label);
         }
     }
     /**
      * Rendering.
      */
     return parent::render($view);
 }