Accessibility expand collapse

1. What is the expand collapse button?
2. What is a collapse section?
3. What does Aria-expanded false mean?
4. What is collapse button?

What is the expand collapse button?

This pattern creates a button that toggles an element as hidden (collapsed) or not hidden (expanded). The element's current state and changes in the element's state are communicated to screen reader users.

What is a collapse section?

Collapsible sections are perhaps the most rudimentary of interactive design patterns on the web. All they do is let you toggle the visibility of content by clicking that content's label.

What does Aria-expanded false mean?

The global attribute aria-expanded is used for exactly this purpose. It takes one of two values: true or false. true means a section that this element denotes is currently expanded (visible), false means the expandable section or items is/are currently collapsed (invisible).

What is collapse button?

The collapse JavaScript plugin is used to show and hide content. Buttons or anchors are used as triggers that are mapped to specific elements you toggle. Collapsing an element will animate the height from its current value to 0 . Given how CSS handles animations, you cannot use padding on a . collapse element.