radio

基础库 1.0.0 开始支持本组件。

单选项目。

属性说明

效果示例

代码示例

<view class="container">
  <view class="page-body">
    <view class="page-section page-section-gap">
      <view class="page-section-title">默认样式</view>
      <label class="radio"> <radio value="r1" checked="true" />选中 </label>
      <label class="radio"> <radio value="r2" />未选中 </label>
    </view>

    <view class="page-section">
      <view class="page-section-title">推荐展示样式</view>
      <view class="page-cells page-cells_after-title">
        <radio-group bindchange="radioChange">
          <label
            class="page-cell page-check__label"
            :for="{{items}}"
            :key="{{item.value}}"
          >
            <view class="page-cell__hd">
              <radio value="{{item.value}}" checked="{{ item.checked }}" />
            </view>
            <view class="page-cell__bd">{{item.name}}</view>
          </label>
        </radio-group>
      </view>
    </view>
  </view>
</view>

Page({
  data: {
    items: [
      { value: "xigua", name: "西瓜视频" },
      { value: "toutiao", name: "今日头条", checked: "true" },
      { value: "huoshan", name: "火山小视频" },
      { value: "douyin", name: "抖音" },
      { value: "duanzi", name: "内涵段子" },
      { value: "flipgaram", name: "Flipagram" }
    ]
  },
  radioChange: function(e) {
    console.log("Radio 发生 change 事件，value 值为：", e.detail.value);

    var items = this.data.items;
    for (var i = 0, len = items.length; i < len; ++i) {
      items[i].checked = items[i].value == e.detail.value;
    }

    this.setData({
      items: items
    });
  }
});