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.
Note: This feature is available in Web Workers.
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);
n.data // should return 'I like peas.'
Specifications
| Specification | Status | Comment |
|---|---|---|
| Notifications API The definition of 'data' in that specification. |
Living Standard | Living standard |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
| Desktop | Mobile | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basic support | Chrome Full support Yes | Edge ? | Firefox Full support Yes | IE No support No | Opera ? | Safari ? | WebView Android No support No | Chrome Android Full support Yes | Edge Mobile ? | Firefox Android Full support Yes | Opera Android ? | Safari iOS No support No | Samsung Internet Android ? |
Legend
- Full support
- Full support
- No support
- No support
- Compatibility unknown
- Compatibility unknown