Note: This feature is available in Web Workers
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
The onshow property of the Notification interface specifies an event listener to receive show events. These events occur when a Notification is displayed.
Notification.onshow = function() { ... };
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
onshow |
20 |
14 |
22 |
No |
23 |
7 |
No |
25 |
22 |
24 |
No |
1.5 |
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https://developer.mozilla.org/en-US/docs/Web/API/Notification/onshow