Expand/collapse all - Combined or separate button(s)?

1. What is the expand collapse button?
2. What does expand all collapse all mean?
3. How to expand or collapse in word?
4. What is the expand 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 does expand all collapse all mean?

At start, only root item is expanded, and all other items are collapsed. You can expand all items with Expand All button at pop-up menu, if you want to see all items. Also, you can collapse all items with 'Collapse All' button.

How to expand or collapse in word?

Click the triangle to collapse the body text and subheadings below it. Tip: If you're working on a touch device, tap to place your cursor in the heading to see the triangle. Click the triangle again to expand that part of the document.

What is the expand button?

Expand buttons enable end-users to expand or collapse parent nodes (nodes that have children). When a parent node is collapsed, the node's expand button displays a 'plus' sign indicating that the node can be expanded by clicking the button. Once a node has been expanded, the node's button displays a 'minus' sign.