public function dir_readdir()
    {
        $object = current($this->blobs);
        if ($object !== false) {
            next($this->blobs);
            return $object->getName();
        }
        return false;
    }
public function dir_readdir()
    {
        $object = current($this->blobs);
        if ($object !== false) {
            next($this->blobs);
            return $object->getName();
        }
        return false;
    }
public function dir_readdir ( ) { $ object = current ( $ this -> blobs ) ; if ( $ object !== false ) { next ( $ this -> blobs ) ; return $ object -> getName ( ) ; } return false ; }
Return the next filename in the directory

@return string
Return the next filename in the directory