Web Front-endJS TutorialDetailed explanation of angular.js implementation of shopping cart functionDetailed explanation of angular.js implementation of shopping cart function
This article mainly introduces the implementation code of the angular.js shopping cart function in detail. It has certain reference value. Interested friends can refer to it. I hope it can help everyone.
The example in this article shares the specific code of the angular.js shopping cart function for your reference. The specific content is as follows
<!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) {
/*声明数据对象，初始化商品信息，数据自拟且不低于四条*/
$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}
];
/*删除条目*/
$scope.del=function (index) {
if(confirm("确定移除此项嘛？")){
$scope.arr.splice(index,1);
}
}
/*点击”+”按钮输入框中的数量加1,同时可以计算出商品小计,和购物 车总价*/
$scope.jia=function (index) {
$scope.arr[index].number++;
}
/*当点击”-”按钮时输入框中的数量减1,商品小计和总价*/
$scope.jian=function (index) {
if($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);
}
}
}
/*计算总价格*/
$scope.allSum=function () {
var allPrice=0;
for(var i=0;i<$scope.arr.length;i++){
allPrice+=$scope.arr[i].price*$scope.arr[i].number;
}
return allPrice;
};
/*清空购物车*/
$scope.alldel=function () {
if($scope.arr.length==0){
alert("您的购物车已空");
}else{
$scope.arr=[];
}
}
/*用户点击第一个checkbox代表全选，全选商品后点击删除选中商品，选中商品被删除， 若购物车商品被全部删除后*/
$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;
}
}
};
/*每个复选框*/
$scope.itemCheck = function () {
var flag = 0;
for(var i = 0; i<$scope.arr.length; i++){
if($scope.arr[i].state == true){
flag ++;
}
}
if(flag == $scope.arr.length){
$scope.allCheck = true;
}else{
$scope.allCheck = false;
}
};
/*批量删除*/
$scope.pi=function () {
for(var i=0;i<$scope.arr.length;i++){
if($scope.arr[i].state==true){
$scope.arr.splice(i,1);
i--;
$scope.allCheck = false;
}
}
}
});
</script>
</head>
<body ng-app="my" ng-controller="mys">
<p class="box">
<h2 id="我的购物车">我的购物车</h2>
</p>
<p class="box1">
<button ng-click="alldel()" style="margin-right: 10px">清空购物车</button><button ng-click="pi()" style="margin-left: 5px">批量删除</button>
</p>
<p class="box2">
<table border="1">
<tr>
<th><input type="checkbox" ng-model="allCheck" ng-click="allx()"/></th>
<th>name</th>
<th>price</th>
<th>number</th>
<th>totalPrice</th>
<th>option</th>
</tr>
<!--用ng-repaet指令将对象遍历并渲染到页面中-->
<tr ng-repeat="item in arr">
<td><input type="checkbox" ng-model="item.state" ng-click="itemCheck()"/></td>
<td>{{item.name}}</td>
<td>{{item.price | currency:"￥："}}</td>
<td><button ng-click="jian($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>
</p>
</body>
</html>Related recommendations:
php Simple implementation of the add-to-shopping cart function case
javascript implementation of the simple version of the shopping cart function
##php Examples of implementing the shopping cart function
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