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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.
The Window.caches read-only property returns the CacheStorage object associated with the current origin. This object enables service worker functionality such as storing assets for offline use, and generating custom responses to requests.
Syntax
var myCacheStorage = window.caches;
Specifications
| Specification | Status | Comment |
|---|---|---|
| Service Workers | Working Draft | Initial definition. |
Browser compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
| Basic support | 43.0 | 39 (39) | No support | ? | No support |
| Feature | Android | Android Webview | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|
| Basic support | No support | 43.0 | (Yes) | (Yes) | (Yes) | (Yes) | 43.0 |