Window:caches 属性

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.

安全上下文: 此项功能仅在一些支持的浏览器安全上下文(HTTPS)中可用。

Window 接口的 caches 只读属性返回与当前上下文相关联的 CacheStorage 对象。此对象提供了诸如存储用于离线使用的资源,并生成对请求的自定义响应等功能。

一个 CacheStorage 对象。

示例

以下示例展示了在窗口中应如何检索缓存数据。

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

规范

Specification
Service Workers
# self-caches

浏览器兼容性

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

参见