---
category: Components
group: Data Display
title: Collapse
cover: https://gw.alipayobjects.com/zos/alicdn/IxH16B9RD/Collapse.svg
---

A content area which can be collapsed and expanded.

## When To Use

- Can be used to group or hide complex regions to keep the page clean.
- `Accordion` is a special kind of `Collapse`, which allows only one panel to be expanded at a time.

## Examples

<code src="./demo/basic.tsx">Collapse</code>
<code src="./demo/accordion.tsx">Accordion</code>
<code src="./demo/mix.tsx">Nested panel</code>
<code src="./demo/borderless.tsx">Borderless</code>
<code src="./demo/custom.tsx">Custom Panel</code>
<code src="./demo/noarrow.tsx">No arrow</code>
<code src="./demo/extra.tsx">Extra node</code>
<code src="./demo/ghost.tsx">Ghost Collapse</code>
<code src="./demo/collapsible.tsx">Collapsible</code>

## API

### Collapse

| Property             | Description                                                                              | Type                                          | Default                                                                | Version |
| -------------------- | ---------------------------------------------------------------------------------------- | --------------------------------------------- | ---------------------------------------------------------------------- | ------- |
| accordion            | If true, Collapse renders as Accordion                                                   | boolean                                       | false                                                                  |         |
| activeKey            | Key of the active panel                                                                  | string\[] \| string <br/> number\[] \| number | No default value. In `accordion` mode, it's the key of the first panel |         |
| bordered             | Toggles rendering of the border around the collapse block                                | boolean                                       | true                                                                   |         |
| collapsible          | Specify whether the panels of children be collapsible or the trigger area of collapsible | `header` \| `icon` \| `disabled`              | -                                                                      | 4.9.0   |
| defaultActiveKey     | Key of the initial active panel                                                          | string\[] \| string <br/> number\[] \| number | -                                                                      |         |
| destroyInactivePanel | Destroy Inactive Panel                                                                   | boolean                                       | false                                                                  |         |
| expandIcon           | Allow to customize collapse icon                                                         | (panelProps) => ReactNode                     | -                                                                      |         |
| expandIconPosition   | Set expand icon position                                                                 | `start` \| `end`                              | -                                                                      | 4.21.0  |
| ghost                | Make the collapse borderless and its background transparent                              | boolean                                       | false                                                                  | 4.4.0   |
| onChange             | Callback function executed when active panel is changed                                  | function                                      | -                                                                      |         |

### Collapse.Panel

| Property    | Description                                                                           | Type                             | Default | Version              |
| ----------- | ------------------------------------------------------------------------------------- | -------------------------------- | ------- | -------------------- |
| collapsible | Specify whether the panel be collapsible or the trigger area of collapsible           | `header` \| `icon` \| `disabled` | -       | 4.9.0 (icon: 4.24.0) |
| extra       | The extra element in the corner                                                       | ReactNode                        | -       |                      |
| forceRender | Forced render of content on panel, instead of lazy rendering after clicking on header | boolean                          | false   |                      |
| header      | Title of the panel                                                                    | ReactNode                        | -       |                      |
| key         | Unique key identifying the panel from among its siblings                              | string \| number                 | -       |                      |
| showArrow   | If false, panel will not show arrow icon. If false, collapsible can't be set as icon  | boolean                          | true    |                      |