Accordion: Accordion

In muiMaterial: 'Material UI' for 'shiny' Apps and 'Quarto'

Accordion

Description

https://mui.com/material-ui/api/accordion/

Usage

Accordion(...)

Arguments

...	Props to pass to the component.

Details

• children node
  Default is - The content of the component.

• classes object
  Default is - Override or extend the styles applied to the component.See CSS classes API below for more details.

• defaultExpanded bool
  Default is FALSE If true, expands the accordion by default.

• disabled bool
  Default is FALSE If true, the component is disabled.

• disableGutters bool
  Default is FALSE If true, it removes the margin between two expanded accordion items and the increase of height.

• expanded bool
  Default is - If true, expands the accordion, otherwise collapse it. Setting this prop enables control over the accordion.

• onChange func
  Default is - Callback fired when the expand/collapse state is changed.Signature:function(event: React.SyntheticEvent, expanded: boolean) = voidevent The event source of the callback. Warning: This is a generic event not a change event.expanded The expanded state of the accordion.

• slotProps ⁠{ heading?: func| object, root?: func| object, transition?: func| object }⁠
  Default is The props used for each slot inside.

• slots ⁠{ heading?: elementType, root?: elementType, transition?: elementType }⁠
  Default is The components used for each slot inside.

• square bool
  Default is FALSE If true, rounded corners are disabled.

• sx ⁠Array func| object| bool | func| object⁠
  Default is - The system prop that allows defining system overrides as well as additional CSS styles.See the sx page for more details.

• TransitionComponent elementType
  Default is - The component used for the transition. Follow this guide to learn more about the requirements for this component.Deprecated Use slots.transition instead. This prop will be removed in a future major release. See Migrating from deprecated APIs for more details.

• TransitionProps object
  Default is - Props applied to the transition element. By default, the element is based on this Transition component.Deprecated Use slotProps.transition instead. This prop will be removed in a future major release. See Migrating from deprecated APIs for more details.

Value

Object with shiny.tag class suitable for use in the UI of a Shiny app.

muiMaterial documentation built on Jan. 26, 2026, 5:07 p.m.