Elastica\Search::setOptionsAndQuery PHP Méthode

    public function setOptionsAndQuery($options = null, $query = '')
    {
        if ('' != $query) {
            $this->setQuery($query);
        }
        if (is_int($options)) {
            $this->getQuery()->setSize($options);
        } elseif (is_array($options)) {
            if (isset($options['limit'])) {
                $this->getQuery()->setSize($options['limit']);
                unset($options['limit']);
            }
            if (isset($options['explain'])) {
                $this->getQuery()->setExplain($options['explain']);
                unset($options['explain']);
            }
            $this->setOptions($options);
        }
        return $this;
    }

 /**
  * Create search object
  *
  * @param  string|array|\Elastica\Query $query   Array with all query data inside or a Elastica\Query object
  * @param  int|array                   $options OPTIONAL Limit or associative array of options (option=>value)
  * @return \Elastica\Search
  */
 public function createSearch($query = '', $options = null)
 {
     $search = new Search($this->getIndex()->getClient());
     $search->addIndex($this->getIndex());
     $search->addType($this);
     $search->setOptionsAndQuery($options, $query);
     return $search;
 }