import React, { Component } from 'react';
import TreeTransfer from 'antd-tree-transfer';

const source = [
  {
    key: '0',
    title: '0',
    children: [
      {
        key: '0-0',
        title: '0-0',
      },
      {
        key: '0-1',
        title: '0-1',
      }
    ]
  }
],

class App extends Component {
  state = {
    target: ['0-1']
  }

  handleChange = (target) => {
    this.setState({
      target
    });
  }

  render() {
    return <TreeTransfer source={source} target={this.state.target} onChange={this.handleChange}>
  }
}

render(<App />, document.querySelector('#app'));