This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
The options read-only property of the PushSubscription interface an object containing containing the options used to create the subscription.
var options = PushSubscription.options
An read-only options object containing the following values:
userVisibleOnly: A boolean indicating that the returned push subscription will only be used for messages whose effect is made visible to the user.applicationServerKey: A public key your push server will use to send messages to client apps via a push server. This value is part of a signing key pair generated by your application server and usable with elliptic curve digital signature (ECDSA) over the P-256 curve. | Specification | Status | Comment |
|---|---|---|
| Push API The definition of 'options' in that specification. | Working Draft | Initial definition. |
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 54.0 | ? | ? | 41 | ? |
| Feature | Android | Android Webview | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|---|
| Basic support | No support | 54.0 | ? | ? | ? | 41 | ? | 54.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/PushSubscription/options