微信小程序复选框实现多选一功能过程解析

data: {
  checkboxItems: [
   { name: '全天(1-8节)', value: 'allday' },
   { name: '上午(1-4节)', value: 'am' },
   { name: '下午(5-8节)', value: 'pm' },
   { name: '晚上(晚自习)', value: 'night' },
  ]
 }

checkboxChange: function (e) {
  var that = this;
  let checkboxValues=null;
  let checkboxItems = this.data.checkboxItems, values = e.detail.value
  for (var i = 0, lenI = checkboxItems.length; i < lenI; ++i) {
   if(checkboxItems[i].value==values[values.length-1]){
    checkboxItems[i].checked=true;
    checkboxValues = checkboxItems[i].value;
   }
   else{
    checkboxItems[i].checked = false;
   }
  }
  console.log(checkboxValues)
  that.setData({ checkboxItems, checkboxValues })
 }

   
    
     
     
      
      
     
     {{item.name}}