FontFaceSet: ready property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since January 2020.

Note: This feature is available in Web Workers.

The ready read-only property of the FontFaceSet interface returns a Promise that resolves to the given FontFaceSet.

The promise will only resolve once the document has completed loading fonts, layout operations are completed, and no further font loads are needed.

A Promise that resolves to the given FontFaceSet.

In the following example the value of ready is printed to the console once the promise has resolved.

async function isReady() {
  let ready = await document.fonts.ready;
  console.log(ready);
}

isReady();

Specification
CSS Font Loading Module Level 3 # dom-fontfaceset-ready

BCD tables only load in the browser