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47 lines
2.3 KiB
47 lines
2.3 KiB
3 years ago
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---
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category: Components
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type: Data Display
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title: Collapse
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cover: https://gw.alipayobjects.com/zos/alicdn/IxH16B9RD/Collapse.svg
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---
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A content area which can be collapsed and expanded.
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## When To Use
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- Can be used to group or hide complex regions to keep the page clean.
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- 'Accordion' is a special kind of 'Collapse', which allows only one panel to be expanded at a time.
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## API
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### Collapse
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| Property | Description | Type | Default | Version |
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| --- | --- | --- | --- | --- |
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| activeKey(v-model) | Key of the active panel | string\[]\|string | No default value. In `accordion` mode, it's the key of the first panel. | |
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| bordered | Toggles rendering of the border around the collapse block | boolean | `true` | |
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| collapsible | Specify whether the panels of children be collapsible or the trigger area of collapsible | `header` \| `disabled` | - | 3.0 |
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| accordion | If `true`, `Collapse` renders as `Accordion` | boolean | `false` | |
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| expandIcon | allow to customize collapse icon | Function(props):VNode \| v-slot:expandIcon="props" | |
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| expandIconPosition | Set expand icon position: `left`, `right` | `left` | - | 1.5.0 |
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| destroyInactivePanel | Destroy Inactive Panel | boolean | `false` | |
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| ghost | Make the collapse borderless and its background transparent | boolean | false | 3.0 |
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### events
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| Events Name | Description | Arguments | Version |
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| ----------- | ------------------------------------------------------- | ------------- | ------- |
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| change | Callback function executed when active panel is changed | function(key) | |
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### Collapse.Panel
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| Property | Description | Type | Default | Version |
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| --- | --- | --- | --- | --- |
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| collapsible | Specify whether the panel be collapsible or the trigger area of collapsible | `header` \| `disabled` | - | 3.0 |
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| disabled | If `true`, panel cannot be opened or closed | boolean | `false` | |
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| forceRender | Forced render of content on panel, instead of lazy rending after clicking on header | boolean | `false` | |
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| header | Title of the panel | string \| slot | - | |
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| key | Unique key identifying the panel from among its siblings | string \| number | - | |
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| showArrow | If `false`, panel will not show arrow icon | boolean | `true` | |
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| extra | extra element in the corner | VNode \| slot | - | 1.5.0 |
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