The contentdelete
event of the ServiceWorkerGlobalScope
interface is fired when an item is removed from the indexed content via the user agent.
This event is not cancelable and does not bubble.
The contentdelete
event of the ServiceWorkerGlobalScope
interface is fired when an item is removed from the indexed content via the user agent.
This event is not cancelable and does not bubble.
Use the event name in methods like addEventListener()
, or set an event handler property.
addEventListener('contentdelete', event => { }); oncontentdelete = event => { };
An ContentIndexEvent
. Inherits from Event
.
In addition to the properties listed below, this interface inherits the properties of its parent interface, ContentIndexEvent
.
The following example uses a contentdelete
event handler to remove cached content related to the deleted index item.
self.addEventListener('contentdelete', event => { event.waitUntil( caches.open('cache-name').then(cache => { return Promise.all([ cache.delete(`/icon/${event.id}`), cache.delete(`/content/${event.id}`) ]) }) ); });
You can also set up the event handler using the oncontentdelete
property:
self.oncontentdelete = (event) => { ... };
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
contentdelete_event |
No
|
No
|
No
|
No
|
No
|
No
|
84
|
84
|
No
|
60
|
No
|
14.0
|
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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerGlobalScope/contentdelete_event