![bug(cdk-tree): aria-expanded attribute should not appear in the leaf node · Issue #21922 · angular/components · GitHub bug(cdk-tree): aria-expanded attribute should not appear in the leaf node · Issue #21922 · angular/components · GitHub](https://user-images.githubusercontent.com/10588778/108089207-32526800-702e-11eb-8efd-1bce319ea144.png)
bug(cdk-tree): aria-expanded attribute should not appear in the leaf node · Issue #21922 · angular/components · GitHub
![Collapse not working in ng-bootstrap and angular 4 app for navbar breadcrumb button - Stack Overflow Collapse not working in ng-bootstrap and angular 4 app for navbar breadcrumb button - Stack Overflow](https://i.stack.imgur.com/SMXdt.png)
Collapse not working in ng-bootstrap and angular 4 app for navbar breadcrumb button - Stack Overflow
![aria-expanded" attribute on the "button" element, but not on the "span" element · Issue #4 · kevin-powell/space-tourism · GitHub aria-expanded" attribute on the "button" element, but not on the "span" element · Issue #4 · kevin-powell/space-tourism · GitHub](https://user-images.githubusercontent.com/9755333/151396575-b937fd3e-7be3-4c18-8e79-b397125362fa.png)
aria-expanded" attribute on the "button" element, but not on the "span" element · Issue #4 · kevin-powell/space-tourism · GitHub
![accessibility - Accessible HTML: Do I need to use aria-pressed AND aria- expanded on these buttons? - Stack Overflow accessibility - Accessible HTML: Do I need to use aria-pressed AND aria- expanded on these buttons? - Stack Overflow](https://i.stack.imgur.com/mNkGP.png)
accessibility - Accessible HTML: Do I need to use aria-pressed AND aria- expanded on these buttons? - Stack Overflow
![Aaron Gustafson on Twitter: ".current / .active == aria-current .expanded / .collapsed == aria-expanded .error == aria-errormessage .hidden == aria-hidden —@feather #aeadc https://t.co/K0iQv98tNU" / Twitter Aaron Gustafson on Twitter: ".current / .active == aria-current .expanded / .collapsed == aria-expanded .error == aria-errormessage .hidden == aria-hidden —@feather #aeadc https://t.co/K0iQv98tNU" / Twitter](https://pbs.twimg.com/media/Djhw8WiXsAAnEW4.jpg:large)
Aaron Gustafson on Twitter: ".current / .active == aria-current .expanded / .collapsed == aria-expanded .error == aria-errormessage .hidden == aria-hidden —@feather #aeadc https://t.co/K0iQv98tNU" / Twitter
![Incorrect `aria-expanded` value in certain circumstances - mobile · Issue #5278 · ckeditor/ckeditor4 · GitHub Incorrect `aria-expanded` value in certain circumstances - mobile · Issue #5278 · ckeditor/ckeditor4 · GitHub](https://user-images.githubusercontent.com/6498567/178678325-1b381504-f81d-4d62-b3e5-5f0d7117ff46.png)
Incorrect `aria-expanded` value in certain circumstances - mobile · Issue #5278 · ckeditor/ckeditor4 · GitHub
![39029 (Twenty Seventeen: consider to remove the onResizeARIA() function in navigation.js) – WordPress Trac 39029 (Twenty Seventeen: consider to remove the onResizeARIA() function in navigation.js) – WordPress Trac](https://cldup.com/WfPNj06i5F.png)
39029 (Twenty Seventeen: consider to remove the onResizeARIA() function in navigation.js) – WordPress Trac
![aria-expanded: the Good and the Bad - Leader in Offshore Accessibility Testing | Section 508 Compliance | WCAG Conformance | BarrierBreak aria-expanded: the Good and the Bad - Leader in Offshore Accessibility Testing | Section 508 Compliance | WCAG Conformance | BarrierBreak](https://www.barrierbreak.com/wp-content/uploads/2020/04/BB-Blog-Images-7.png)
aria-expanded: the Good and the Bad - Leader in Offshore Accessibility Testing | Section 508 Compliance | WCAG Conformance | BarrierBreak
![Olivero primary search button should be initialized with aria-expanded=" false" by JS [#3223332] | Drupal.org Olivero primary search button should be initialized with aria-expanded=" false" by JS [#3223332] | Drupal.org](https://www.drupal.org/files/issues/2021-07-20/Screenshot%202021-07-20%20at%2010.29.03.png)
Olivero primary search button should be initialized with aria-expanded=" false" by JS [#3223332] | Drupal.org
![Adrian Roselli (parody) 🗯 on Twitter: "Otherwise, the ARIA disclosure widget can be useful for replacing tool-tips, making more accessible navigation, and more. I cover some use cases: https://t.co/0y5jPx6k5C BTW, those first Adrian Roselli (parody) 🗯 on Twitter: "Otherwise, the ARIA disclosure widget can be useful for replacing tool-tips, making more accessible navigation, and more. I cover some use cases: https://t.co/0y5jPx6k5C BTW, those first](https://pbs.twimg.com/ext_tw_video_thumb/1431295349239451660/pu/img/dfTDa23My73NYnIA.jpg:large)