ant-design/components/cascader/demo/custom-trigger.md
MadCcc 6776bb8916
docs: demo support react18 (#34843)
* docs: update demo

* chore: add script

* test: fix demo test

* docs: convert demos

* chore: move script

* test: remove react-dom import

* chore: update deps

* docs: update riddle js

* test: fix image test

* docs: fix riddle demo
2022-04-03 23:27:45 +08:00

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zh-CN en-US
可以自定义显示 Custom trigger

zh-CN

切换按钮和结果分开。

en-US

Separate trigger button and result.

import { Cascader } from 'antd';

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

class CitySwitcher extends React.Component {
  state = {
    text: 'Unselect',
  };

  onChange = (value, selectedOptions) => {
    this.setState({
      text: selectedOptions.map(o => o.label).join(', '),
    });
  };

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

export default () => <CitySwitcher />;