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import React from 'react';
import type { CascaderProps } from 'antd';
import { Cascader } from 'antd';
interface Option {
value: string;
label: string;
children?: Option[];
}
const options: Option[] = [
{
value: 'zhejiang',
label: 'Zhejiang',
children: [
{
value: 'hangzhou',
label: 'Hangzhou',
children: [
{
value: 'xihu',
label: 'West Lake',
},
],
},
],
},
{
value: 'jiangsu',
label: 'Jiangsu',
children: [
{
value: 'nanjing',
label: 'Nanjing',
children: [
{
value: 'zhonghuamen',
label: 'Zhong Hua Men',
},
],
},
],
},
];
const onChange: CascaderProps<Option>['onChange'] = (value) => {
console.log(value);
};
// Just show the latest item.
const displayRender = (labels: string[]) => labels[labels.length - 1];
const App: React.FC = () => (
<Cascader
options={options}
expandTrigger="hover"
displayRender={displayRender}
onChange={onChange}
/>
);
export default App;
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