angular.js实现购物车功能

时间：2021-05-28

本文实例为大家分享了angular.js购物车功能的具体代码，供大家参考，具体内容如下

<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>购物车</title> <script src="angularjs/angular.js"></script> <style> .box{ width: 100%; border-bottom: 1px solid silver; } .box1{ width: 100%; margin-top: 5px; } .box1 button{ width: 100px; height: 40px; background: crimson; color: white; text-align: center; line-height: 40px; float: right; border: 0; border-radius: 13px; } table{ width: 100%; } tr td button{ background: blue; color: white; border: 0; } </style> <script> var my=angular.module("my",[]); my.controller("mys",function ($scope) { $scope.arr=[ {name:"qq",price:12.9,number:2,state:false}, {name:"wx",price:23.9,number:1,state:false}, {name:"aa",price:99.9,number:1,state:false}, {name:"bb",price:10.9,number:5,state:false} ]; $scope.del=function (index) { if(confirm("确定移除此项嘛？")){ $scope.arr.splice(index,1); } } $scope.jia=function (index) { $scope.arr[index].number++; } $scope.jian=function (index) { if($scope.arr[index].number>1){ $scope.arr[index].number--; } else if($scope.arr[index].number==1){ if(confirm("用户是否删除该商品")){ $scope.arr.splice(index,1); } } } $scope.allSum=function () { var allPrice=0; for(var i=0;i<$scope.arr.length;i++){ allPrice+=$scope.arr[i].price*$scope.arr[i].number; } return allPrice; }; $scope.alldel=function () { if($scope.arr.length==0){ alert("您的购物车已空"); }else{ $scope.arr=[]; } } $scope.allCheck=false; $scope.allx= function () { for(var i=0;i<$scope.arr.length;i++){ if($scope.allCheck==true){ $scope.arr[i].state=true; }else { $scope.arr[i].state=false; } } }; $scope.itemCheck = function () { var flag = 0; for(var i = 0; i<$scope.arr.length; i++){ if($scope.arr[i].state == true){ flag ++; } } if(flag == $scope.arr.length){ $scope.allCheck = true; }else{ $scope.allCheck = false; } }; $scope.pi=function () { for(var i=0;i<$scope.arr.length;i++){ if($scope.arr[i].state==true){ $scope.arr.splice(i,1); i--; $scope.allCheck = false; } } } }); </script></head><body ng-app="my" ng-controller="mys"> <div class="box"> <h2>我的购物车</h2> </div> <div class="box1"> <button ng-click="alldel()" style="margin-right: 10px">清空购物车</button><button ng-click="pi()" style="margin-left: 5px">批量删除</button> </div> <div class="box2"> <table border="1"> <tr> <th><input type="checkbox" ng-model="allCheck" ng-click="allx()"/></th> <th>name</th> <th>price</th> <th>number</th> <th>totalPrice</th> <th>option</th> </tr> <!--用ng-repaet指令将对象遍历并渲染到页面中--> <tr ng-repeat="item in arr"> <td><input type="checkbox" ng-model="item.state" ng-click="itemCheck()"/></td> <td>{{item.name}}</td> <td>{{item.price | currency:"￥："}}</td> <td><button ng-click="jian($index)">-</button> <input type="text" value="{{item.number}}" style="width: 30px;padding-left: 20px"/> <button ng-click="jia($index)">+</button> </td> <td>{{item.price*item.number | currency:"￥："}}</td> <td><button ng-click="del($index)">删除</button></td> </tr> <tr> <td colspan="6">总金额<span ng-bind="allSum()|currency:'￥：'"></span></td> </tr> </table> </div></body></html>

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