1. Web
  2. Web APIs
  3. FileSystemFileEntry

FileSystemFileEntry

The FileSystemFileEntry interface of the File and Directory Entries API represents a file in a file system. It offers properties describing the file's attributes, as well as the file() method, which creates a File object that can be used to read the file.

FileSystemEntry FileSystemFileEntry

Instance properties

Inherits the properties of its parent interface, FileSystemEntry, but has no properties unique to this interface.

Instance methods

createWriter()

Returns a FileWriter object which can be used to write data into the file represented by the directory entry.

file()

Creates a new File object which can be used to read the file.

Specifications

Specification
File and Directory Entries API
# api-fileentry

Browser compatibility

Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
FileSystemFileEntry
Chrome – Full support
Chrome 8 (Release date: 2010-12-02)
footnote Full support
Edge – Full support
Edge 79 (Release date: 2020-01-15)
footnote Full support
Firefox – Full support
Firefox 50 (Release date: 2016-11-15)
footnote Full support
Opera – Full support
Opera 15 (Release date: 2013-07-02)
footnote Full support
Safari – Full support
Safari 11.1 (Release date: 2018-04-12)
footnote Full support
Chrome Android – Full support
Chrome Android 18 (Release date: 2012-06-27)
footnote Full support
Firefox for Android – Full support
Firefox for Android 50 (Release date: 2016-11-15)
footnote Full support
Opera Android – Full support
Opera Android 14 (Release date: 2013-05-21)
footnote Full support
Safari on iOS – Full support
Safari on iOS 11.3 (Release date: 2018-03-29)
footnote Full support
Samsung Internet – Full support
Samsung Internet 1 (Release date: 2013-04-27)
footnote Full support
WebView Android – Full support
WebView Android 4.4 (Release date: 2013-12-09)
footnote Full support
WebView on iOS – Full support
WebView on iOS 11.3 (Release date: 2018-03-29)
footnote Full support
createWriter
Deprecated Non-standard
Chrome – Full support
Chrome 8 (Release date: 2010-12-02)
footnote Full support
Edge – Full support
Edge 79 (Release date: 2020-01-15)
footnote Full support
Firefox – No support
Firefox 50 – 51 (Release date: 2016-11-15)
footnote Removed in 52 and later
footnote While the createWriter() method existed, it immediately called errorCallback with the NS_ERROR_DOM_SECURITY_ERR error.
Opera – Full support
Opera 15 (Release date: 2013-07-02)
footnote Full support
Safari – No support
Safari
footnote No support
Chrome Android – Full support
Chrome Android 18 (Release date: 2012-06-27)
footnote Full support
Firefox for Android – No support
Firefox for Android 50 – 51 (Release date: 2016-11-15)
footnote Removed in 52 and later
footnote While the createWriter() method existed, it immediately called errorCallback with the NS_ERROR_DOM_SECURITY_ERR error.
Opera Android – Full support
Opera Android 14 (Release date: 2013-05-21)
footnote Full support
Safari on iOS – No support
Safari on iOS
footnote No support
Samsung Internet – Full support
Samsung Internet 1 (Release date: 2013-04-27)
footnote Full support
WebView Android – Full support
WebView Android 4.4 (Release date: 2013-12-09)
footnote Full support
WebView on iOS – No support
WebView on iOS
footnote No support
file
Chrome – Full support
Chrome 8 (Release date: 2010-12-02)
footnote Full support
Edge – Full support
Edge 79 (Release date: 2020-01-15)
footnote Full support
Firefox – Full support
Firefox 50 (Release date: 2016-11-15)
footnote Full support
Opera – Full support
Opera 15 (Release date: 2013-07-02)
footnote Full support
Safari – Full support
Safari 11.1 (Release date: 2018-04-12)
footnote Full support
Chrome Android – Full support
Chrome Android 18 (Release date: 2012-06-27)
footnote Full support
Firefox for Android – Full support
Firefox for Android 50 (Release date: 2016-11-15)
footnote Full support
Opera Android – Full support
Opera Android 14 (Release date: 2013-05-21)
footnote Full support
Safari on iOS – Full support
Safari on iOS 11.3 (Release date: 2018-03-29)
footnote Full support
Samsung Internet – Full support
Samsung Internet 1 (Release date: 2013-04-27)
footnote Full support
WebView Android – Full support
WebView Android 4.4 (Release date: 2013-12-09)
footnote Full support
WebView on iOS – Full support
WebView on iOS 11.3 (Release date: 2018-03-29)
footnote Full support

Tip: you can click/tap on a cell for more information.

Full support
No support
Non-standard. Check cross-browser support before using.
Deprecated. Not for use in new websites.

See also

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