Window：cookieStore 属性
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Window 接口的 cookieStore 只读属性返回当前文档上下文的 CookieStore 对象的引用，是 Cookie Store API 的入口点。
值
CookieStore 对象实例。
规范
| Specification |
|---|
| Cookie Store API # dom-window-cookiestore |