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.
Returns the string ID of the notification button the user clicked. This value returns undefined if the user clicked the notification somewhere other than an action button, or the notification does not have a button.
Returns
A DOMString object.
Example
self.registration.showNotification("New articles available", {
actions: [{action: "get", title: "Get now."}]
});
self.addEventListener('notificationclick', function(event) {
event.notification.close();
if (event.action === 'get') {
synchronizeReader();
} else {
clients.openWindow("/reader");
}
}, false);
Specifications
| Specification | Status | Comment |
|---|---|---|
| Notifications API The definition of 'action' in that specification. |
Living Standard | Living standard. |
Browser Compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 48 | ?[1] | ? | ? | ? |
| Feature | Android | Android Webview | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|---|
| Basic support | No support | No support | ? | ? | ? | ? | ? | 48 |
[1] Service workers (and Push) have been disabled in the Firefox 45 and 52 Extended Support Releases (ESR.)