Window: caches property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since April 2018.

Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

The caches read-only property of the Window interface returns the CacheStorage object associated with the current context. This object enables functionality such as storing assets for offline use, and generating custom responses to requests.

Value

A CacheStorage object.

Examples

The following example shows how a window can retrieve cached data.

js
window.caches.open("v1").then((cache) => {
  return cache.match("/list");
});

Specifications

Specification
Service Workers
# self-caches

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobileserver
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
Deno
caches
Secure context required
Available in workers

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support
No support
No support

See also