dir.close(callback)
-
callback<Function>err<Error>
异步地关闭目录的底层资源句柄。后续读取将导致错误。
¥Asynchronously close the directory's underlying resource handle. Subsequent reads will result in errors.
资源句柄关闭后将调用 callback。
¥The callback will be called after the resource handle has been closed.