The :optional pseudo-class matches form inputs (,
) which are not :required
.
Make sure you will not get :optional CSS pseudo-class
error for your website on different browsers. With LambdaTest you can test your website on 2000+ browser and OS combinations for cross browser compatibility issues.
Chrome version 4 to 14 support is unknown for :optional CSS pseudo-class. This property is supported by Chrome 15 to 67.
This element is not supported by Mozilla Firefox browser version 2 to 3.6. Firefox 4 to 60 supports :optional CSS pseudo-class
.
IE browser version 6 to 9 doesn't support :optional CSS pseudo-class
.IE 10 and 11 supports this propert completely
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 browser version 12 to 17 supports :optional CSS pseudo-class
.
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.
"Can I use" provides up-to-date browser support tables for support of front-end web technologies on desktop and mobile web browsers.
All websites and webapps use collections of a lot of browser technologies and elements. Not all of these elements are supported by all browsers and browser versions. At LambdaTest you can test your website on all browsers and browser versions and easily debug browser compatibility issues in real time.
You can test your website for cross browser compatibility across all Firefox browser versions using LambdaTest
Perform cross browser testing of your website/ webapp across all Chrome browser versions using LambdaTest
Check your website on all Safari browser on Mac and Windows for cross browser compatibility with LambdaTest
Perfrom cross browser testing of your website/ web app across all IE verions using LambdaTest
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