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import React from 'react';
import { Cascader } from 'antd';
import type { CascaderProps, GetProp } from 'antd';
type DefaultOptionType = GetProp<CascaderProps, 'options'>[number];
interface Option {
value: string;
label: string;
children?: Option[];
disabled?: boolean;
}
const options: Option[] = [
{
value: 'zhejiang',
label: 'Zhejiang',
children: [
{
value: 'hangzhou',
label: 'Hangzhou',
children: [
{
value: 'xihu',
label: 'West Lake',
},
{
value: 'xiasha',
label: 'Xia Sha',
disabled: true,
},
],
},
],
},
{
value: 'jiangsu',
label: 'Jiangsu',
children: [
{
value: 'nanjing',
label: 'Nanjing',
children: [
{
value: 'zhonghuamen',
label: 'Zhong Hua men',
},
],
},
],
},
];
const onChange: CascaderProps<Option>['onChange'] = (value, selectedOptions) => {
console.log(value, selectedOptions);
};
const filter = (inputValue: string, path: DefaultOptionType[]) =>
path.some(
(option) => (option.label as string).toLowerCase().indexOf(inputValue.toLowerCase()) > -1,
);
const App: React.FC = () => (
<Cascader
options={options}
onChange={onChange}
placeholder="Please select"
showSearch={{ filter }}
onSearch={(value) => console.log(value)}
/>
);
export default App;
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