| 本文实例为大家分享了Vue实现简单购物车的具体代码，供大家参考，具体内容如下 HTML首页 <!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <link rel="stylesheet" href="/css/index.css" > </head><body> <div id="app"> <div v-if="books.length != 0"> <table> <thead> <tr> <th></th> <th>书籍名称</th> <th>出版如期</th> <th>价格</th> <th>购买数量</th> <th>操作</th> </tr> </thead> <tbody> <tr v-for="(item,index) in books"> <td>{{item.id}}</td> <td>{{item.name}}</td> <td>{{item.date}}</td> <td>{{item.price | showPrice}}</td> <td> <button @click="decrement(index)" :disabled="item.count <= 1">-</button> {{item.count}} <button @click="increment(index)">+</button> </td> <td><button @click="removeHandle(index)">移除</button></td> </tr> </tbody> </table> <h2>总价格为：{{totalPrice | showPrice}}</h2> </div> <h2 v-else>购物车为空</h2> </div> <script src="/js/vue.js"></script> <script src="/js/index.js"></script></body></html>css代码 * { margin: 0; padding: 0;}table { margin: 100px 0 0 100px; border: 1px solid #e9e9e9; border-collapse: collapse; border-spacing: 0;} th,td { padding: 8px 16px; border: 1px solid #e9e9e9; text-align: left;} th { background-color: #f7f7f7; color: black; font-weight: 6000 ;} h2 { width: 500px; margin-left: 100px;} button { padding: 5px;}js代码（Vue） const app = new Vue({ el:"#app", data:{ books:[ { id:1, name:'《算法导论》', date:'2019-2', price:85.00, count:1 }, { id:2, name:'《计算机基础》', date:'2019-2', price:95.00, count:1 }, { id:3, name:'《c++高级语言》', date:'2019-2', price:89.00, count:1 }, { id:4, name:'《编译原理》', date:'2019-2', price:77.00, count:1 }, ] }, methods:{ decrement(index){ this.books[index].count-- }, increment(index){ this.books[index].count++ }, removeHandle(index){ this.books.splice(index,1) } }, computed:{ totalPrice(){ let finalPrice = 0 for(let i = 0; i < this.books.length; i++){ finalPrice += this.books[i].price * this.books[i].count } return finalPrice } }, filters:{ showPrice(price){ return '￥' + price.toFixed(2) } }})运行结果 
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