FetchEvent.resultingClientId

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resultingClientId 只读特性在 FetchEvent interface is the id 的 client that replaces the previous client during a page navigation.

For example, when navigating from page A to page B resultingClientId is the ID of the client associated with page B.

If the fetch request is a subresource request or the request's destination is report , resultingClientId will be an empty string.

var myResultingClientId = fetchEvent.resultingClientId;

self.addEventListener('fetch', function(event) {
  console.log(event.resultingClientId);
});

规范	状态	注释
服务工作者 The definition of 'resultingClientId' in that specification.	工作草案	初始定义。

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