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

版本历史

版本	变更
v20.1.0, v18.17.0	Added `recursive` option.
v18.0.0	Passing an invalid callback to the `callback` argument now throws `ERR_INVALID_ARG_TYPE` instead of `ERR_INVALID_CALLBACK`.
v13.1.0, v12.16.0	The `bufferSize` option was introduced.
v12.12.0	新增于: v12.12.0

path <string> | <Buffer> | <URL>
options <Object>
- encoding <string> | <null> 默认值: 'utf8'
- bufferSize <number> 从目录读取时内部缓冲的目录项数量。数值越大，性能越好，但内存使用也越高。默认值： 32
- recursive <boolean> 默认值： false
callback <Function>
- err <Error>
- dir <fs.Dir>

异步打开一个目录。有关更多详细信息，请参阅 POSIX 的 opendir(3) 文档。

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

创建一个 <fs.Dir>，其中包含用于从目录中读取和清理的所有后续功能。

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

encoding 选项用于设置在打开目录以及后续读取操作时 path 的编码。

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