CookieStore:change 事件

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

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。

change 事件会在 cookie 发生更改时于 CookieStore 对象上触发。

语法

在类似 addEventListener() 的方法中使用事件名称,或设置事件处理器属性。

js
cookieStore.addEventListener("change", (event) => { })

cookieStore.onchange = (event) => { }

事件类型

示例

要在 cookie 发生更改时收到通知,你可以使用 addEventListener()CookieStore 实例添加一个处理器,就像这样:

js
cookieStore.addEventListener("change", (event) => {
  console.log("cookie 变更事件");
});

或者,你可以使用 onchange 事件处理器属性为 change 事件建立一个处理器:

js
cookieStore.onchange = (event) => {
  console.log("cookie 变更事件");
};

规范

Specification
Cookie Store API
# intro-monitor
Cookie Store API
# dom-cookiestore-onchange

浏览器兼容性

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
change event

Legend

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

Full support
Full support
In development. Supported in a pre-release version.
In development. Supported in a pre-release version.
No support
No support