Elastica\Index::count PHP Method

    public function count($query = '')
    {
        $search = $this->createSearch($query);
        return $search->count();
    }

 /**
  * @return int
  */
 public function getTotalCount()
 {
     try {
         return $this->index->count();
     } catch (ResponseException $e) {
         return 0;
     }
 }