ant-design/components/cascader/demo/custom-trigger.md

---
order: 2
title:
  zh-CN: 可以自定义显示
  en-US: Custom trigger
---

## zh-CN

切换按钮和结果分开。

## en-US

Separate trigger button and result.

```jsx
import { Cascader } from 'antd';

const options = [
  {
    value: 'zhejiang',
    label: 'Zhejiang',
    children: [
      {
        value: 'hangzhou',
        label: 'Hangzhou',
      },
    ],
  },
  {
    value: 'jiangsu',
    label: 'Jiangsu',
    children: [
      {
        value: 'nanjing',
        label: 'Nanjing',
      },
    ],
  },
];

export default () => {
  const [text, setText] = React.useState('Unselect');

  const onChange = (value, selectedOptions) => {
    const labeText = selectedOptions.map(o => o.label).join(', ');
    setText(labeText);
  };

  return (
    <span>
      {text}
      &nbsp;
      <Cascader options={options} onChange={onChange}>
        <a href="#">Change city</a>
      </Cascader>
    </span>
  );
};
```