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Browser Compatibility Testing of :optional CSS pseudo-class

Test on Latest Desktop and Mobile Browsers For
:optional CSS pseudo-class

:optional CSS pseudo-class

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With LambdaTest you can test your websites on 3000+ browser and OS combinations for cross browser compatibility issues and ensure that your webpage fallbacks are working fine on browsers that do not support :optional CSS pseudo-class.

All Browser Versions

BROWSER SUPPORT FOR :optional CSS pseudo-class

Google Chrome

Chrome version 4 to 14 support is unknown for :optional CSS pseudo-class. This property is supported by Chrome 15 to 67.

Mozilla Firefox

This element is not supported by Mozilla Firefox browser version 2 to 3.6. Firefox 4 to 60 supports :optional CSS pseudo-class.

Internet Explorer

E browser version 6 to 9 doesn't support :optional CSS pseudo-class. IE 10 and 11 supports this propert completely

Safari

Safari browser version 3.1 to 4 doesn't support :optional CSS pseudo-class. Safari 5.1 to 11 supports :optional CSS pseudo-class

Microsoft Edge

Microsoft Edge browser version 12 to 17 supports :optional CSS pseudo-class.

Opera

Early Opera browser versions from 10.1 to 12.1 partially supports :optional CSS pseudo-class. It is fully supported by Opera version 15 - 53.

Information sourced from

Can I use

"Can I use" provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers.

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You can choose from a range of 3000+ desktop and mobile browsers including Chrome, Safari, Internet Explorer, Edge, Yandex, Opera, and Firefox allowing you to ensure that your customers get pixel perfect experience across all screen sizes, devices, operating systems, browsers, and resolutions.

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