ionic中列表项增加和删除的实现方法

<div class="chanpinxiangqing"> <div class="item item-divider">产品明细</div> <div class="chanpinxiangqing" ng-repeat="master in masters">  <div class="item item-divider">   <div class="" ng-click="selectorOne($index)" style="display: inline-block;width: 50%;">    <div class="chioceHook sPround">     <div class="ion-checkmark-round ng-hide" ng-show="master.checked" style=""></div>    </div>    <span style="margin-left:20px;">产品</span>   </div>   <div ng-click="upOrdown($index);" ng-class="{true:'up',false:'upDown'}[master.updown]"></div>  </div>  <ul class="rzInfo" ng-show="master.up">   <li class="row">    <span class="col-xs-5"><!--产品类型-->{{master.chanpinType}}</span>    <select class="" ng-model="myselectType" mobiscroll-select="settings" mobiscroll-instance="demo">     <option value="0">请选择</option>     <option value="1">中药</option>     <option value="2">西药</option>    </select>   </li>   <li class="row">    <span class="col-xs-5"><!--产品名称-->{{master.chanpinName}}</span>    <select class="" ng-model="myselectName" placeholder="请选择" mobiscroll-select="settings" mobiscroll-instance="demo">     <option value="0">请选择</option>     <option value="1">注射剂</option>     <option value="2">麻醉剂</option>    </select>   </li>   <li class="row">    <span class="col-xs-5"><!--规格-->{{master.guige}}</span>    <select class="" ng-model="myselectGuige" placeholder="请选择" mobiscroll-select="settings" mobiscroll-instance="demo">     <option value="0">请选择</option>     <option value="1">10ml</option>     <option value="2">20ml</option>    </select>   </li>   <li class="row">    <span class="col-xs-5"><!--单位-->{{master.danwei}}</span>    <input type="text" name="" class="col-xs-8" value="" />   </li>   <li class="row">    <span class="col-xs-5"><!--数量-->{{master.num}}</span>    <!--<b class="" contenteditable="true" ng-model="dataclean" ></b>-->    <input type="text" name="" class="col-xs-8" value="" />   </li>   <li class="row">    <span class="col-xs-5"><!--单价（元）-->{{master.price}}</span>    <input type="text" name="" class="col-xs-8" value="" />   </li>   <li class="row">    <span class="col-xs-5"><!--总价-->{{master.total}}</span>    <input type="text" name="" readonly class="col-xs-8" value="" />   </li>  </ul> </div></div><div class="" style="margin-top: 10px;padding:10px;text-align: right;background: #fff;"><span>合计发货总额：</span></div><div class=""> <div class="btnadd" ng-click="add()">增加</div> <div class="btndel" ng-click="delete()">删除</div></div>

//控制器及服务等.controller('fhShenQingAddCtrl', function($scope, CONFIG, $ionicSlideBoxDelegate, $rootScope, $http, $ionicPopup, faHuoService, $timeout, $window, loading, tool) {//产品下的类型名称及规格的选择弹窗设置 $scope.settings = {  theme: 'mobiscroll',  lang: 'zh',  display: 'center',  cancelText: '取消',  setText: '确定',  onBeforeClose: function(event, inst) {   if(event.button == "set") {    $scope.startdate = event.valueText;//获取选择日期    console.log($scope.startdate)   } else if(event.button == "cancel") {    console.log("取消")   }  } }; //增加 $scope.masters= [{'chanpinType':'产品类型',     'chanpinName':'产品名称',     'guige':'规格',     'danwei':'单位',     'num':'数量',     'price':'单价（元）',     'total':'总价',     'checked':'true',//选中切换     'updown':'true',//下拉内容显示切换     'up':'true'//箭头上下切换     }]; $scope.add = function() {  $scope.cope={'chanpinType':'产品类型',     'chanpinName':'产品名称',     'guige':'规格',     'danwei':'单位',     'num':'数量',     'price':'单价（元）',     'total':'总价',     'checked':'true', //选中切换     'updown':'true', //下拉内容显示切换     'up':'true' //箭头上下切换     };  var bb = angular.copy($scope.cope);  $scope.masters.push(bb)   console.log($scope.masters) }; //删除 $scope.delete = function() {  var arr = [];  angular.forEach($scope.masters,function(item,index){   if(!item.checked){    arr.push(item);        }  })  //console.log(arr)  $scope.masters = arr; }; //切换箭头的上下指向这里写代码片 $scope.upOrdown = function(rowNumber){  console.log($scope.masters[rowNumber].updown)  $scope.masters[rowNumber].up = !$scope.masters[rowNumber].up;  $scope.masters[rowNumber].updown=!$scope.masters[rowNumber].updown; }; //某一行选中 $scope.selectorOne = function(rowNumber) {  console.log($scope.masters[rowNumber].checked)  $scope.masters[rowNumber].checked = !$scope.masters[rowNumber].checked; };})