微信小程序获取复选框全选反选选中的值(实例代码)

  
   全选
  
   id
   名称



  
    
    
    
    {{item.code}}
    {{item.text}}
  

.table{
background-color: #fff;
border:1px solid #dadada;
width:1200rpx;
margin-left:0rpx;
}

.tr{
background-color: #dadada;
white-space: nowrap;
width:100%;
display: flex;
text-align: center;
justify-content: center;
}

.th{
background-color: #fff999;
text-align: center;
justify-content: center;
width: 100%;
border-bottom: 1px solid #dadada;
border-right: 1px solid #dadada;
}

.td{
background-color: #fff;
text-align: center;
justify-content: center;
width: 100%;
border-bottom: 1px solid #dadada;
border-right: 1px solid #dadada;

}

Page({
 data: {
  select_all: false,
  listData: [
   { code: "1", text: "测试1" },
   { code: "2", text: "测试2"},
   { code: "3", text: "测试3"}
  ],
  batchIds: '',  //选中的ids
 },

//全选与反全选
selectall: function (e) {
 console.log(e)
  var that = this;
  var arr = [];  //存放选中id的数组
  for (let i = 0; i