PushSubscription: toJSON() method
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2023.
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
Note: This feature is available in Web Workers.
The toJSON() method of the PushSubscription interface is a standard serializer: it returns a JSON representation of the subscription properties, providing a useful shortcut.
Syntax
js
toJSON() Parameters
None.
Return value
A JSON object. It contains the subscription endpoint, expirationTime and public keys, as an endpoint member, an expirationTime member and a keys member.
Examples
js
navigator.serviceWorker.ready.then((reg) => { reg.pushManager.getSubscription().then((subscription) => { const mySubscription = subscription.toJSON(); // do something with subscription details }); }); Specifications
| Specification |
|---|
| Push API # dom-pushsubscription-tojson |