template
<template> <div> <div> <span>购物车</span> </div> <ul> <li> <input type="checkbox" v-model="checkedAll" @change="checkedAllChange()"> <label for="all"></label> 全选 </li> <li>商品代码</li> <li>商品名称</li> <li>商品单价</li> <li>商品数量</li> <li>商品库存</li> <li>商品小计</li> </ul> <div> <ul v-for="data in data" :key="data.code"> <li> <input type="checkbox" v-model="checked" :value="data" @change="changeAll()" > </li> <li>{{data.code}}</li> <li>{{data.name}}</li> <li>￥{{data.price}}</li> <li> <div @click="SubNum(data)">-</div> <input type="number" v-model.lazy="data.number" @change="numberChange(data)" > <div @click="AddNum(data)">+</div> </li> <li>{{data.stock}}</li> <li>￥{{data.number*data.price}}</li> </ul> </div> <div> <p>{{commodityNumber}}件商品</p> <p>总计：<span>￥{{numberAll}}</span></p> </div> </div> </template>
script
<script> export default { data() { return { checkedAll: false, checked: [], totalPrice: 0, data: { one: { code: 10001, name: "商品一", price: 26, number: 1, stock: 6 }, two: { code: 10002, name: "商品二", price: 34, number: 1, stock: 14 }, three: { code: 10003, name: "商品三", price: 48, number: 1, stock: 2 }, four: { code: 10004, name: "商品四", price: 63, number: 1, stock: 12 }, five: { code: 10005, name: "商品五", price: 50, number: 1, stock: 92 } } }; }, mounted() {}, methods: { //判断全选事件 checkedAllChange() { if (this.checkedAll) { for (let i in this.data) { this.checked.push(this.data[i]); } } else { this.checked = []; } }, changeAll() { if (this.checked.length == Object.keys(this.data).length) { this.checkedAll = true; } else { this.checkedAll = false; } }, // 加减 SubNum(data) { data.number--; if (data.number < 1) { data.number = 1; } }, AddNum(data) { data.number++; if (data.number > data.stock) { data.number = data.stock; } }, //输入 numberChange(data) { if (data.number > data.stock) { data.number = data.stock; } } }, computed: { //商品数量 commodityNumber() { return this.checked.length; }, //总价 numberAll() { var numberAll = 0; for (let i in this.checked) { numberAll += this.checked[i].number * this.checked[i].price; } return numberAll; } } }; </script>
css
<style lang="scss" scoped type="text/css"> ul, li { list-style: none; } .all { width: 800px; height: 500px; background: #fff; border: 1px solid #177ecb; margin-left: 300px; .head { background: #177ecb; height: 36px; line-height: 36px; color: #fff; padding-left: 15px; } .menu { height: 32px; width: 100%; border-bottom: 1px solid #d4d4d4; padding: 0 15px; display: flex; .li { line-height: 32px; flex: 1; border-right: 1px solid #d4d4d4; text-align: center; input[type="number"] { width: 40px; display: inline-block; height: 20px; } div { width: 20px; height: 20px; padding: 0; display: inline-block; background: #333; color: #fff; line-height: 20px; text-align: center; cursor: pointer; } div:active { background: #999; } } .li:nth-of-type(3) { flex: 2; } .li:last-child { border: 0; } } .menu + div { height: 350px; margin-bottom: 20px; border-bottom: 1px solid #177ecb; } .info { text-align: right; margin-right: 20px; span { color: #f00; font-size: 20px; font-weight: 900; } } } </style>