vertx / io.vertx.rxjava.core.file / FileSystem / rxChown

# rxChown

`open fun rxChown(path: String, user: String, group: String): Single<Void>`

Change the ownership on the file represented by `path` to `user` and {code group}, asynchronously.

### Parameters

`path` - the path to the file

`user` - the user name, `null` will not change the user name

`group` - the user group, `null` will not change the user group name

Return