CSS.supports()

The CSS.supports() static method returns whether the browser supports a CSS declaration (given by two arguments, a property and value) or an @supports at-rule condition string.

Baseline Status: Achieved Widely Available on Jul 15, 2022 (Cross-browser Newly Available since Jan 15, 2020).

Desktop Browser Engine Support

Google Chrome

61

Supported

Mozilla Firefox

55

Supported

Apple Safari

11

Supported

Microsoft Edge

79

Supported

Mobile Browser Engine Support

Chrome Android

61

Firefox Android

55

Safari iOS

11

Specifications and References

Specification ↗ Can I Use (css-supports-api) ↗ Feature XML ↗

MDN Browser Compat Data Keys:

api.CSS.supports_static ↗ api.CSS.supports_static.optional_parens ↗