Web/API/Notification/data

Note: This feature is available in Web Workers.

Secure contextThis feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

The data read-only property of the Notification interface returns a structured clone of the notification's data, as specified in the data option of the Notification() constructor.

The notification's data can be any arbitrary data that you want associated with the notification.

Syntax

var data = Notification.data;

Value

A structured clone.

Examples

The following snippet fires a notification; a simple options object is created, then the notification is fired using the Notification() constructor.

var options = {
  body: 'Do you like my body?',
  data: 'I like peas.'
}

var n = new Notification('Test notification',options);

console.log(n.data) // should return 'I like peas.'

Specifications

Specification	Status	Comment
Notifications APIThe definition of 'data' in that specification.	Living Standard	Living standard

Browser compatibility

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`data`	Chrome Full support Yes	Edge Full support 16	Firefox Full support Yes	IE No support No	Opera Full support Yes	Safari ?	WebView Android No support No	Chrome Android Full support Yes	Firefox Android Full support Yes	Opera Android Full support Yes	Safari iOS No support No	Samsung Internet Android Full support Yes

Legend

Full support: Full support
No support: No support
Compatibility unknown: Compatibility unknown