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.
FetchEvent() constructor creates a new
var myFetchEvent = new FetchEvent(type, init);
- The type of the Event.
- init Optional
- An options object containing any custom settings that you want to apply to the event object. Options are as follows:
Requestobject that would have triggered the event handler.
Clientthat the current service worker is controlling. This property is not yet implemented in Chrome.
Booleanthat signifies whether the page was reloaded or not when the event was dispatched.
trueif yes, and
falseif not. Typically, pressing the refresh button in a browser is a reload, while clicking a link and pressing the back button is not. If not present, it defaults to
The definition of 'FetchEvent' in that specification.
|Working Draft||Initial definition.|
|Feature||Chrome||Firefox (Gecko)||Internet Explorer||Opera||Safari (WebKit)|
|Basic support||49.0||44.0 (44.0)||No support||24||No support|
|Feature||Android||Android Webview||Firefox Mobile (Gecko)||Firefox OS||IE Mobile||Opera Mobile||Safari Mobile||Chrome for Android|
|Basic support||No support||49.0||44.0 (44.0)||(Yes)||No support||?||No support||49.0|