FetchEvent.client

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

Deprecated
This feature has been removed from the Web standards. Though some browsers may still support it, it is in the process of being dropped. Avoid using it and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.

The FetchEvent.client read-only property returns the Client that the current service worker is controlling.

Note: This feature has been deprecated, with its functionality replaced by FetchEvent.clientId and Clients.get(). See this Github issue for discussion/background.

Syntax

var myClient = FetchEvent.client;

Value

A Client object.

Example

self.addEventListener('fetch', function(event) {
  console.log(event.client);
​});

Specifications

Specification Status Comment
Service Workers
The definition of 'FetchEvent' in that specification.
Editor's Draft Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 40.0 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 ? 44.0 (44.0) (Yes) No support ? No support 44.0

See also

Document Tags and Contributors

 Contributors to this page: chrisdavidmills, jpmedley, Sebastianz, teoli, kscarfone
 Last updated by: chrisdavidmills,