public function fetch($path) {
        $result = $this->result;
        $keys = explode(".", $path);
        foreach ($keys as $key) {
            if (!array_key_exists($key, $result)) {
                return null;
            }
            $result = $result[$key];
        }
        return $result;
    }
public function fetch($path) {
        $result = $this->result;
        $keys = explode(".", $path);
        foreach ($keys as $key) {
            if (!array_key_exists($key, $result)) {
                return null;
            }
            $result = $result[$key];
        }
        return $result;
    }
public function fetch ( $ path ) { $ result = $ this -> result ; $ keys = explode ( "." , $ path ) ; foreach ( $ keys as $ key ) { if ( ! array_key_exists ( $ key , $ result ) ) { return null ; } $ result = $ result [ $ key ] ; } return $ result ; }
Gets specific value from within the result set using dot notation

The path should be absolution from the beginning, and include the normal
elastic search structure depending on the query type

@param string $path
Gets specific value from within the result set using dot notation