Our volunteers haven't translated this article into Türkçe yet. Join us and help get the job done!
You can also read the article in English (US).

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

The read-only root property of the FileSystem interface specifies a FileSystemDirectoryEntry object representing the root directory of the file system, for use with the File and Directory Entries API.


var rootDirEnt = FileSystem.root;


A FileSystemDirectoryEntry representing the file system's root directory.


// tbd


Specification Status Comment
File and Directory Entries API
The definition of 'root' in that specification.
Draft Initial specification.

This API has no official W3C or WHATWG specification.

Browser compatibility

Update compatibility data on GitHub
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidEdge MobileFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
Basic support
Chrome Full support 13Edge Full support YesFirefox Full support 50IE No support NoOpera Full support 15Safari No support NoWebView Android ? Chrome Android ? Edge Mobile ? Firefox Android Full support 50Opera Android Full support 15Safari iOS No support NoSamsung Internet Android ?


Full support  
Full support
No support  
No support
Compatibility unknown  
Compatibility unknown
Non-standard. Expect poor cross-browser support.
Non-standard. Expect poor cross-browser support.
Deprecated. Not for use in new websites.
Deprecated. Not for use in new websites.

See also

Document Tags and Contributors

Contributors to this page: ExE-Boss, Sheppy
Last updated by: ExE-Boss,