code: public function getHttpMethodsSelect()
      {
          $options = $this->getHttpMethodOptions();
          array_unshift($options, array('value' => '', 'label' => 'Any'));
  
          /** @var Mage_Core_Block_Html_Select $select */
          $select = $this->getLayout()->createBlock('core/html_select');
  
          $select->setName('method')
              ->setId('method')
              ->setValue($this->getRequest()->getParam('method'))
              ->setOptions($options);
  
          return $select->getHtml();
      }
docs: Returns html for http methods select
  
  @return string
  @throws Exception