ant-design/components/radio/demo/size.md

order	title
5	大小

大中小三种组合，可以和表单输入框进行对应配合。

import { Radio } from 'antd';
const RadioButton = Radio.Button;
const RadioGroup = Radio.Group;

ReactDOM.render(<div>
  <div>
    <RadioGroup defaultValue="a" size="large">
      <RadioButton value="a">杭州</RadioButton>
      <RadioButton value="b">上海</RadioButton>
      <RadioButton value="c">北京</RadioButton>
      <RadioButton value="d">成都</RadioButton>
    </RadioGroup>
  </div>
  <div style={{ marginTop: 16 }}>
    <RadioGroup defaultValue="a">
      <RadioButton value="a">杭州</RadioButton>
      <RadioButton value="b">上海</RadioButton>
      <RadioButton value="c">北京</RadioButton>
      <RadioButton value="d">成都</RadioButton>
    </RadioGroup>
  </div>
  <div style={{ marginTop: 16 }}>
    <RadioGroup defaultValue="a" size="small">
      <RadioButton value="a">杭州</RadioButton>
      <RadioButton value="b">上海</RadioButton>
      <RadioButton value="c">北京</RadioButton>
      <RadioButton value="d">成都</RadioButton>
    </RadioGroup>
  </div>
</div>, mountNode);