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---
category: Components
type: 数据展示
title: Collapse
subtitle: 折叠面板
cols: 1
---
可以折叠/展开的内容区域。
10 years ago
## 何时使用
10 years ago
- 对复杂区域进行分组和隐藏,保持页面的整洁。
- `手风琴` 是一种特殊的折叠面板,只允许单个内容区域展开。
## API
### Collapse
meger feature to master (#16421) * use ul in list * update snapshot * update comment * feat: TreeSelect support `showSearch` in multiple mode (#15933) * update rc-tree-select * typo * update desc & snapshot * update desc & snapshot * check default showSearch * feat: table customizing variable (#15971) * feat: added table selected row color variable * fix: @table-selected-row-color default is inherit * feat: Upload support customize previewFile (#15984) * support preview file * use promise * dealy load * use canvas of render * use domHook of test * update demo * add snapshot * update types * update testcase * feat: form customizing variables (#15954) * fix: added styling form input background-color * feat: added '@form-warning-input-bg' variable * feat: added '@form-error-input-bg' variable * use li wrap with comment * feat: Support append theme less file with less-variable (#16118) * add override * add override support * update doc * feat: dropdown support set right icon * docs: update doc of dropdown component * style: format dropdown-button.md * test: update updateSnapshot * style: format dropdown-button.md * test: update updateSnapshot * test: update updateSnapshot * style: change style of dropdown-button demo * fix: fix document table order * feat: Support SkeletonAvatarProps.size accept number (#16078) (#16128) * chore:update style of demo * feat: Notification functions accept top, bottom and getContainer as arguments * drawer: add afterVisibleChange * rm onVisibleChange * update * feat: 🇭🇷 hr_HR locale (#16258) * Added Croatian locale * fixed lint error * :white_check_mark: Add test cases for hr_HR * :memo: update i18n documentation * feat: add `htmlFor` in Form.Item (#16278) * add htmlFor in Form.Item * update doc * feat: Button support `link` type (#16289) close #15892 * feat: Add Timeline.Item.position (#16148) (#16193) * fix: Timeline.pendingDot interface documentation there is a small problem (#16177) * feat: Add Timeline.Item.position (#16148) * doc: add version infomation for Timeline.Item.position * refactor: Update Tree & TreeSelect deps (#16330) * use CSSMotion * update snapshot * feat: Collapse support `expandIconPosition` (#16365) * update doc * support expandIconPosition * update snapshot * feat: Breadcrumb support DropDown (#16315) * breadcrumbs support drop down menu * update doc * add require less * fix test * fix md doc * less code * fix style warning * update snap * add children render test * feat: TreeNode support checkable * feat: add optional to support top and left slick dots (#16186) (#16225) * add optional to support top and left slick dots * update carousel snapshot * Update doc, add placement demo * update carousel placement demo snapshots * rename dots placement to position * update vertical as deprecated * rename dotsPosition to dotPosition * refine code * add warning testcase for vertical * remove unused warning * update expression * Additional test case for dotPosition * refactor: Upgrade `rc-tree-select` to support pure React motion (#16402) * upgrade `rc-tree-select` * update snapshot * 3.17.0 changelog * fix warning * fix review warning
6 years ago
| 参数 | 说明 | 类型 | 默认值 | 版本 |
| --- | --- | --- | --- | --- |
| activeKey | 当前激活 tab 面板的 key | string\[]\|string | 默认无,accordion 模式下默认第一个元素 | |
| defaultActiveKey | 初始化选中面板的 key | string | 无 | |
| bordered | 带边框风格的折叠面板 | boolean | `true` | |
| accordion | 手风琴模式 | boolean | `false` | |
| onChange | 切换面板的回调 | Function | 无 | |
| expandIcon | 自定义切换图标 | (panelProps) => ReactNode | - | |
meger feature to master (#16421) * use ul in list * update snapshot * update comment * feat: TreeSelect support `showSearch` in multiple mode (#15933) * update rc-tree-select * typo * update desc & snapshot * update desc & snapshot * check default showSearch * feat: table customizing variable (#15971) * feat: added table selected row color variable * fix: @table-selected-row-color default is inherit * feat: Upload support customize previewFile (#15984) * support preview file * use promise * dealy load * use canvas of render * use domHook of test * update demo * add snapshot * update types * update testcase * feat: form customizing variables (#15954) * fix: added styling form input background-color * feat: added '@form-warning-input-bg' variable * feat: added '@form-error-input-bg' variable * use li wrap with comment * feat: Support append theme less file with less-variable (#16118) * add override * add override support * update doc * feat: dropdown support set right icon * docs: update doc of dropdown component * style: format dropdown-button.md * test: update updateSnapshot * style: format dropdown-button.md * test: update updateSnapshot * test: update updateSnapshot * style: change style of dropdown-button demo * fix: fix document table order * feat: Support SkeletonAvatarProps.size accept number (#16078) (#16128) * chore:update style of demo * feat: Notification functions accept top, bottom and getContainer as arguments * drawer: add afterVisibleChange * rm onVisibleChange * update * feat: 🇭🇷 hr_HR locale (#16258) * Added Croatian locale * fixed lint error * :white_check_mark: Add test cases for hr_HR * :memo: update i18n documentation * feat: add `htmlFor` in Form.Item (#16278) * add htmlFor in Form.Item * update doc * feat: Button support `link` type (#16289) close #15892 * feat: Add Timeline.Item.position (#16148) (#16193) * fix: Timeline.pendingDot interface documentation there is a small problem (#16177) * feat: Add Timeline.Item.position (#16148) * doc: add version infomation for Timeline.Item.position * refactor: Update Tree & TreeSelect deps (#16330) * use CSSMotion * update snapshot * feat: Collapse support `expandIconPosition` (#16365) * update doc * support expandIconPosition * update snapshot * feat: Breadcrumb support DropDown (#16315) * breadcrumbs support drop down menu * update doc * add require less * fix test * fix md doc * less code * fix style warning * update snap * add children render test * feat: TreeNode support checkable * feat: add optional to support top and left slick dots (#16186) (#16225) * add optional to support top and left slick dots * update carousel snapshot * Update doc, add placement demo * update carousel placement demo snapshots * rename dots placement to position * update vertical as deprecated * rename dotsPosition to dotPosition * refine code * add warning testcase for vertical * remove unused warning * update expression * Additional test case for dotPosition * refactor: Upgrade `rc-tree-select` to support pure React motion (#16402) * upgrade `rc-tree-select` * update snapshot * 3.17.0 changelog * fix warning * fix review warning
6 years ago
| expandIconPosition | 设置图标位置: `left`, `right` | `left` | - | 3.17.0 |
| destroyInactivePanel | 销毁折叠隐藏的面板 | boolean | `false` | |
### Collapse.Panel
| 参数 | 说明 | 类型 | 默认值 |
| ----------- | ------------------------------------------ | ----------------- | ------ |
| disabled | 禁用后的面板展开与否将无法通过用户交互改变 | boolean | false |
| forceRender | 被隐藏时是否渲染 DOM 结构 | boolean | false |
| header | 面板头内容 | string\|ReactNode | 无 |
| key | 对应 activeKey | string | 无 |
| showArrow | 是否展示当前面板上的箭头 | boolean | `true` |
| extra | 自定义渲染每个面板右上角的内容 | ReactNode | - |