:indeterminate
Widely available since 2022-07-15
The :indeterminate CSS pseudo-class selects any form element whose state is indeterminate, such as checkboxes that have been set to an indeterminate state with JavaScript, or radio buttons which are members of a group in which all radio buttons are unchecked.
Learning resources on MDN
Browser support (view on caniuse.com)
- Chrome 39 Released on 2014-11-18
- Chrome Android 39 Released on 2014-11-12
- Edge 79 Released on 2020-01-15
- Firefox 51 Released on 2017-01-24
- Firefox for Android 51 Released on 2017-01-24
- Safari 10 Released on 2016-09-20
- Safari on iOS 10 Released on 2016-09-13
Specifications
- Selectors Level 4 (#indeterminate), from Cascading Style Sheets (CSS) Working Group (W3C).
- HTML (#selector-indeterminate), from HTML Workstream (WHATWG).
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