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 unicodeRange property of the FontFace interface retrieves or sets the range of unicode code points encompassing the font.
This property is equivalent to the unicode-range descriptor.
A string containing a descriptor as it would appear in a style sheet's @font-face rule.
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
unicodeRange |
35 | 79 | 41 | 22 | 10 | 35 | 41 | 22 | 10 | 4.0 | 37 | 10 |
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https://developer.mozilla.org/en-US/docs/Web/API/FontFace/unicodeRange