小程序单选框radio选中事件 微信小程序表单组件单选框 radio

微信小程序单选框radio

radio-group

---

单项选择器，内部由多个<radio/>组成。

radio

​ 单选项目

<radio-group class="radio-group" bindchange="radioChange">
    <label class="radio" wx:for="{{items}}">
        <radio value="{{item.name}}" checked="{{item.checked}}"/>{{item.value}}
    </label>
</radio-group>

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"},
    ]
  },
  radioChange: function(e) {
    console.log("radio发生change事件，携带value值为：", e.detail.value)
  }
})