Expansion Panel
The v-expansion-panel component is useful for reducing vertical space with large amounts of information. The default functionality of the component is to only display one expansion-panel body at a time; however, with the expandable property, the expansion-panel can remain open until explicitly closed.
API
Applies the dark theme variant
Disables the entire expansion-panel
Leaves the expansion-panel open while selecting another
Makes the expansion-panel headers focusable
Makes the expansion-panel open with a inset style
Applies the light theme variant
Makes the expansion-panel open with an popout style
Makes the entire expansion-panel read only.
Controls the opened/closed state of content in the expansion-panel. Corresponds to a zero-based index of the currently opened content. If expand prop is used then it is an array of booleans where the index corresponds to the index of the content.
Examples
Expand
Expand expansion-panels will stay open until closed. When providing a model, any value not specified will be interpreted as false.
External control
Expansion panels can be controlled externally by modifying the v-model. Its value corresponds to a zero-based index of the currently opened expansion panel content. If expand prop is used then it is an array of booleans where the index corresponds to the index of the content.
Disabled and readonly
Both the expansion-panel and its content supports the disabled and readonly props.
Popout & Inset
The expansion-panel also has two alternative designs you can activate with the props popout and inset.
Custom icon
Expand action icon can be customized with expand-icon prop.
Icon slot
Expand action icon can be customized using actions slot.
Focusable
The expansion-panel headers can be made focusable with the prop focusable.