checkbox 复选框

<view>
  <checkbox-group bindchange="handleItemChange">
    <checkbox value="{{item.value}}" wx:for="{{list}}" wx:key="id">
      {{item.name}}
    </checkbox>

  </checkbox-group>
  <view>
    选中的水果:{{checkedList}}
  </view>
</view>
 
 
// pages/demo16/demo16.js
Page({
  data: {
    list:[
      {
        id:0,
        name:"🍎",
        value:"apple"
      },
      {
        id:1,
        name:"🍇",
        value:"grape"
      },
      {
        id:2,
        name:"🍌",
        value:"bananer"
      }
    ],
    checkedList:[]
  },
  // 复选框的选中事件
  handleItemChange(e){
    // 1 获取被选中的复选框的值
    const checkedList=e.detail.value;
    // 2 进行赋值
    this.setData({
      checkedList
    })
  }
})
posted @ 2021-01-18 10:03  13522679763-任国强  阅读(91)  评论(0)    收藏  举报