Vue实现购物车商品 加、减、单选、全选、删除、价格更新等功能
Dome和Vue代码
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<!DOCTYPE html><html> <head> <meta charset="utf-8"> <title>商城</title> <link rel="stylesheet" href="./css/common.css" > <link rel="stylesheet" href="./css/cart.css" > </head> <body> <div id="main"> <div class="container"> <div id="cart"> <h1>购物车</h1> <form action="#" method="post"> <table class="form"> <thead> <tr> <th width="8%">选择</th> <th width="50%">商品</th> <th width="13%">单价（元）</th> <th width="15%">数量</th> <th width="14%">金额（元）</th> </tr> </thead> <tbody id="cart-goods-list"> <tr v-for="cart in productList"> <td> <input type="checkbox" name="good-id" :value="1" v-model="cart.select"> </td> <td class="goods"> <div class="goods-image"> <img v-bind:src="cart.pro_img"> </div> <div class="goods-information"> <h3>{{cart.pro_name}}</h3> <ul> <li>{{cart.pro_purity}}</li> <li>{{cart.pro_service}}</li> </ul> </div> </td> <td> <span class="price">￥<em class="price-em">{{cart.pro_price.toFixed(2)}}</em></span> </td> <td> <div class="combo"> <input type="button" name="minus" value="-" class="combo-minus" @click="cart.pro_num<2?cart.pro_num=1:cart.pro_num--"> <input type="text" name="count" v-model.number="cart.pro_num" class="combo-value"> <input type="button" name="plus" value="+" class="combo-plus" v-on:click="cart.pro_num++"> </div> </td> <td> <strong class="amount">￥<em class="amount-em">{{(cart.pro_price*cart.pro_num).toFixed(2)}}</em></strong> </td> </tr> </tbody> <tfoot v-show="productList.length!=0"> <tr> <td colspan="2"> <label> <input type="checkbox" name="all" v-model="isSelectAll"> <span @click="">全选</span> </label> <a href="#" rel="external nofollow" id="cart-delete" @click="del()">删除</a> </td> <td colspan="3"> <span>合计：</span> <strong id="total-amount">￥<em id="total-amount-em">{{getTotal}}</em></strong> <input type="submit" value="立即结算" id="settlement"> </td> </tr> </tfoot> </table> </form> <div v-show="productList.length===0"> 购物车还是空的哦~快来购物吧~ </div> </div> </div> </div> </body> <script src="js/vue.js" type="text/javascript" charset="utf-8"></script> <script type="text/javascript"> new Vue({ el:"#cart", data:{ productList:[ { 'pro_name': 'Dior 迪奥 花漾甜心小姐 女士淡香水',//产品名称 'pro_purity': '50ml',//规格 'pro_service': "不支持7天无理由退货",//售后 'pro_num': 1,//数量 'pro_img': 'img/1.jpg',//图片链接 'pro_price': 498,//单价, 'select': true ,//选中状态 }, { 'pro_name': '迪奥（dior）口红CD烈艳蓝金唇膏',//产品名称 'pro_purity': '350g',//规格 'pro_service': "不支持7天无理由退货",//售后 'pro_num': 1,//数量 'pro_img': 'img/2.jpg',//图片链接 'pro_price': 268,//单价 'select': true //选中状态 }, { 'pro_name': 'LANCÔME 兰蔻 嫩肌活肤精华肌底液',//产品名称 'pro_purity': '50ml',//规格 'pro_service': "不支持7天无理由退货",//售后 'pro_num': 1,//数量 'pro_img': 'img/3.jpg',//图片链接 'pro_price': 598,//单价 'select': true //选中状态 } ] }, computed:{ getTotal:function(){ var newArr=this.productList.filter(function(val){ return val.select===true; }) var price=0; for(var i=0;i<newArr.length;i++){ price+=newArr[i].pro_num*newArr[i].pro_price } return price.toFixed(2) }, isSelectAll:{ get:function(){ return this.productList.every(function(val){ return val.select===true; }) }, set:function(newValue){ for(var i=0;i<this.productList.length;i++){ this.productList[i].select=newValue; } } } }, methods:{ del:function(){ if(confirm("确定要删除吗")){ var newArr=[]; for(var i=0;i<this.productList.length;i++){ if(this.productList[i].select===false){ newArr.push(this.productList[i]) } } this.productList=newArr; } } } }) </script></html> |
购物车部分CSS代码
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@charset "utf-8";#main{ padding: 30px 0px;}#cart{ background: #FFFFFF; padding: 40px;}#cart h1{ line-height: 40px; padding: 0px 0px 10px 0px;}table.form{ border-collapse: collapse; empty-cells: show; margin: 20px 0px; padding: 0px; table-layout: fixed; width: 100%;}table.form th,table.form td{ border-bottom: 1px solid #DDDDDD; padding: 15px 10px; text-align: left;}table.form{ border-top: 3px solid #DDDDDD;}.goods .goods-image img{ border: 1px solid #DDDDDD; float: left; height: 100px; margin: 0px 20px 0px 0px;}.goods .goods-information{ float: left;}.goods .goods-information ul{ color: #666666; font-size: 12px; line-height: 20px; margin:10px 0px 0px 0px;}.price,.amount,#total-amount{ color: #E00000;}#total-amount{ font-size: 22px;}.price em,.amount em,#total-amount em{ font-style: normal;}.combo .combo-minus,.combo .combo-value,.combo .combo-plus{ background: #FFFFFF; border: 1px solid #DDDDDD; color: #333333; float: left; font-weight: bold; margin: 0px; outline: none; text-align: center;}.combo .combo-minus,.combo .combo-plus{ font-size: 16px; height: 26px; line-height: 26px; padding: 0px; width: 24px;}.combo .combo-value{ border-left: none; border-right: none; height: 20px; line-height: 20px; padding: 2px; width: 40px;}#cart-delete{ margin-left: 20px;}#settlement{ background: #E00000; border: none; color: #FFFFFF; float: right; font-size: 16px; height: 40px; line-height: 40px; margin: 0px; outline: none; padding: 0px; width: 160px;} |
注：CSS样式代码由于太多上面没有给全，只给了主要代码。小伙伴们可以根据实际情况修改样式
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：https://blog.csdn.net/qq_41605893/article/details/109539660
