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---
order: 2
title:
zh-CN: 面板嵌套
en-US: Nested panel
---
## zh-CN
嵌套折叠面板。
## en-US
`Collapse` is nested inside the `Collapse`.
```jsx
import { Collapse } from 'antd';
const { Panel } = Collapse;
function callback(key) {
console.log(key);
}
const text = `
A dog is a type of domesticated animal.
Known for its loyalty and faithfulness,
it can be found as a welcome guest in many households across the world.
`;
9 years ago
ReactDOM.render(
<Collapse onChange={callback}>
<Panel header="This is panel header 1" key="1">
<Collapse defaultActiveKey="1">
<Panel header="This is panel nest panel" key="1">
<p>{text}</p>
</Panel>
</Collapse>
</Panel>
<Panel header="This is panel header 2" key="2">
<p>{text}</p>
</Panel>
<Panel header="This is panel header 3" key="3">
<p>{text}</p>
</Panel>
</Collapse>,
mountNode,
);
```