BackgroundFetchRecord: responseReady property

Limited availability

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

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

Note: This feature is available in Web Workers.

The responseReady read-only property of the BackgroundFetchRecord interface returns a Promise that resolves with a Response.

Value

A Promise that resolves with a Response.

Examples

In this example an individual BackgroundFetchRecord is returned using BackgroundFetchManager.fetch(). The value of responseReady is returned and logged to the console.

js
bgFetch.match("/ep-5.mp3").then(async (record) => {
  if (!record) {
    console.log("No record found");
    return;
  }

  const response = await record.responseReady;
  console.log(`Here's the response`, response);
});

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Opera Safari Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet WebView Android
responseReady 74 79 No 62 No 74 No 53 No 11.0 No

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https://developer.mozilla.org/en-US/docs/Web/API/BackgroundFetchRecord/responseReady