Vue-案例（购物车）

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link href="../node_modules/bootstrap/dist/css/bootstrap.min.css" rel="stylesheet">
    <script src="../node_modules/vue/dist/vue.js"></script>
    <script src="../node_modules/vue-resource/dist/vue-resource.js"></script>
    <script src="../node_modules/jquery"></script>
</head>
<style>
    table {
        border: 1px solid black;
    }

    table {
        width: 100%;
    }

    th {
        height: 50px;
    }

    th, td {
        border-bottom: 1px solid #ddd;
    }
</style>
<body>
<div id="app" class="container-fluid">
    <table class="alert-info">
        <tr>
            <th>序号</th>
            <th>商品名称</th>
            <th>商品价格</th>
            <th>购买数量</th>
            <th>操作</th>
        </tr>
        <tr v-for="iphone in Ip_Json">
            <td>{{ iphone.id }}</td>
            <td>{{ iphone.name }}</td>
            <td>{{ iphone.price }}</td>
            <td>
                <button v-on:click="iphone.count-=1">-</button>
                {{ iphone.count }}
                <button v-on:click="iphone.count+=1">+</button>
            </td>
            <td>
                <button v-on:click="iphone.count=0">移除</button>
            </td>
        </tr>
    </table>
    总价：${{totalPrice()}}
</div>
</body>
<script type="text/javascript">
     new Vue({
        el: '#app',
        data: {
            Ip_Json: [{
                id: 1,
                name: 'iphone 8',
                price: 5000,
                count: 0
            },
                {
                    id: 2,
                    name: 'iphone xs',
                    price: 5000,
                    count: 0
                },
                {
                    id: 3,
                    name: 'iphone xr',
                    price: 5000,
                    count: 0
                }]
        },
        methods: {
            totalPrice: function () {
                var totalP = 0;
                for (var i = 0, len = this.Ip_Json.length; i < len; i++) {
                    totalP += this.Ip_Json[i].price * this.Ip_Json[i].count;
                }
                return totalP;
            }

        }
    })
</script>
</html>
Vue-案例（购物车）

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