FetchEvent.clientId

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.

FetchEvent 接口的 clientId 只读属性，返回由当前 service worker 正在控制的 Client 的 id。

然后可以将此 ID 传递给 Clients.get() 方法以检索相关联的客户端。

值

一个字符串，表示客户端的 ID。

示例

js
self.addEventListener("fetch", (event) => {
  console.log(event.clientId);
});

规范

Specification
Service Workers
# fetch-event-clientid

浏览器兼容性

BCD tables only load in the browser

参见