ant-design/components/tabs/demo/extra.md

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---
order: 4
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title:
zh-CN: 附加内容
en-US: Extra content
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---
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## zh-CN
可以在页签两边添加附加操作。
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## en-US
You can add extra actions to the right or left or even both side of Tabs.
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```tsx
import React, { useMemo, useState } from 'react';
import { Tabs, Button, Divider, Checkbox } from 'antd';
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const { TabPane } = Tabs;
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const CheckboxGroup = Checkbox.Group;
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const operations = <Button>Extra Action</Button>;
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const OperationsSlot: Record<PositionType, React.ReactNode> = {
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left: <Button className="tabs-extra-demo-button">Left Extra Action</Button>,
right: <Button>Right Extra Action</Button>,
};
const options = ['left', 'right'];
type PositionType = 'left' | 'right';
const App: React.FC = () => {
const [position, setPosition] = useState<PositionType[]>(['left', 'right']);
const slot = useMemo(() => {
if (position.length === 0) return null;
return position.reduce(
(acc, direction) => ({ ...acc, [direction]: OperationsSlot[direction] }),
{},
);
}, [position]);
return (
<>
<Tabs tabBarExtraContent={operations}>
<TabPane tab="Tab 1" key="1">
Content of tab 1
</TabPane>
<TabPane tab="Tab 2" key="2">
Content of tab 2
</TabPane>
<TabPane tab="Tab 3" key="3">
Content of tab 3
</TabPane>
</Tabs>
<br />
<br />
<br />
<div>You can also specify its direction or both side</div>
<Divider />
<CheckboxGroup
options={options}
value={position}
onChange={value => {
setPosition(value as PositionType[]);
}}
/>
<br />
<br />
<Tabs tabBarExtraContent={slot}>
<TabPane tab="Tab 1" key="1">
Content of tab 1
</TabPane>
<TabPane tab="Tab 2" key="2">
Content of tab 2
</TabPane>
<TabPane tab="Tab 3" key="3">
Content of tab 3
</TabPane>
</Tabs>
</>
);
};
export default App;
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```
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```css
.tabs-extra-demo-button {
margin-right: 16px;
}
.ant-row-rtl .tabs-extra-demo-button {
margin-right: 0;
margin-left: 16px;
}
```