import React, { useState } from 'react'; import { TreeSelect } from 'antd'; const treeData = [ { value: 'parent 1', title: 'parent 1', children: [ { value: 'parent 1-0', title: 'parent 1-0', children: [ { value: 'leaf1', title: 'my leaf', }, { value: 'leaf2', title: 'your leaf', }, ], }, { value: 'parent 1-1', title: 'parent 1-1', children: [ { value: 'sss', title: sss, }, ], }, ], }, ]; const App: React.FC = () => { const [value, setValue] = useState(); const onChange = (newValue: string) => { console.log(newValue); setValue(newValue); }; return ( ); }; export default App;