微信小程序----radio组件

<view class="tui-content">
  <radio-group class="radio-group" bindchange="radioChange">
    <label class="radio" wx:for="{{items}}">
      <view class="tui-menu-list"><radio color="#007aff" value="{{item.name}}" checked="{{item.checked}}"/>{{item.value}}</view>
    </label>
  </radio-group>
  <view class="tui-show-name">
    {{radioStr}}
  </view>
</view>

Page({
  data: {
    items: [
      { name: 'USA', value: '美国' },
      { name: 'CHN', value: '中国', checked: 'true' },
      { name: 'BRA', value: '巴西' },
      { name: 'JPN', value: '日本' },
      { name: 'ENG', value: '英国' },
      { name: 'TUR', value: '法国' },
    ],
    radioStr: '中国'
  },
  radioChange: function (e) {
    var str = null;
    for (var value of this.data.items) {
      if (value.name === e.detail.value) {
        str = value.value;
        break;
      }
    }
    this.setData({ radioStr: str });
  }
})