phpseclib\Net\SFTP::_query_stat_cache PHP Method

    function _query_stat_cache($path)
    {
        $dirs = explode('/', preg_replace('#^/|/(?=/)|/$#', '', $path));
        $temp =& $this->stat_cache;
        foreach ($dirs as $dir) {
            if (!isset($temp[$dir])) {
                return null;
            }
            $temp =& $temp[$dir];
        }
        return $temp;
    }