This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The expirationTime read-only property of the PushSubscription interface returns a DOMHighResTimeStamp of the subscription expiration time associated with the push subscription, if there is one, oor null otherwise.
Syntax
var expirationTime = pushSubscription.expirationTime
Value
Specifications
| Specification | Status | Comment |
|---|---|---|
| Push API The definition of 'expirationTime' in that specification. |
Working Draft | Initial definition. |
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.
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | 60 | 16 | ? | No | 47 | No |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | Opera Android | iOS Safari | Samsung Internet |
|---|---|---|---|---|---|---|---|
| Basic support | No | 60 | ? | ? | 47 | No | No |