fs.opendir(path[, options], callback)


    异步地打开目录。 有关更多详细信息,请参阅 POSIX opendir(3) 文档。

    Asynchronously open a directory. See the POSIX opendir(3) documentation for more details.

    Creates an <fs.Dir>, which contains all further functions for reading from and cleaning up the directory.

    The encoding option sets the encoding for the path while opening the directory and subsequent read operations.