(PHP 4 >= 4.3.2, PHP 5, PHP 7, PHP 8)
streamWrapper::dir_opendir — Open directory handle
$path, int $options): boolThis method is called in response to opendir().
pathSpecifies the URL that was passed to opendir().
注意:
The URL can be broken apart with parse_url().
options
成功时返回 true， 或者在失败时返回 false。