vue如何实现简单的购物车
今天小编给大家分享一下vue如何实现简单的购物车的相关知识点，内容详细，逻辑清晰，相信大部分人都还太了解这方面的知识，所以分享这篇文章给大家参考一下，希望大家阅读完这篇文章后有所收获，下面我们一起来了解一下吧。
效果图如下
<template>
<div class="head">
<meta charset="UTF-8">
<title>我的购物车-品优购</title>
<meta name="description" content="品优购JD.COM-专业的综合网上购物商城,销售家电、数码通讯、电脑、家居百货、服装服饰、母婴、图书、食品等数万个品牌优质商品.便捷、诚信的服务，为您提供愉悦的网上购物体验!" />
<meta name="Keywords" content="网上购物,网上商城,手机,笔记本,电脑,MP3,CD,VCD,DV,相机,数码,配件,手表,存储卡,品优购" />
<!-- <!– 引入facicon.ico网页图标 –>-->
<!-- <link rel="shortcut icon" href="favicon.ico" rel="external nofollow" type="image/x-icon" />-->
<!-- 引入css 初始化的css 文件 -->
<link rel="stylesheet" href="src/assets/carStyle/base.css" rel="external nofollow" >
<!-- 引入公共样式的css 文件 -->
<link rel="stylesheet" href="src/assets/carStyle/common.css" rel="external nofollow" >
<!-- 引入car css -->
<link rel="stylesheet" href="src/assets/carStyle/car.css" rel="external nofollow" >
</div>
<div class="body">
<div class="car-header">
<div class="w">
<div class="car-logo">
<img src="src/assets/images/logo.png" alt=""> <b>购物车</b>
</div>
</div>
</div>
<div class="c-container">
<div class="w">
<div class="cart-filter-bar">
<em>全部商品</em>
</div>
<!-- 购物车主要核心区域 -->
<div class="cart-warp">
<!-- 头部全选模块 -->
<div class="cart-thead">
<div class="t-checkbox">
<input type="checkbox" name="" id="" class="checkall"> 全选
</div>
<div class="t-goods">商品</div>
<div class="t-price">单价</div>
<div class="t-num">数量</div>
<div class="t-sum">小计</div>
<div class="t-action">操作</div>
</div>
<!-- 商品详细模块 -->
<div class="cart-item-list" v-for="(good,index) in cartList">
<div class="cart-item">
<div class="p-checkbox">
<input type="checkbox" v-model="good.isSelected" @click="oneSelected(index)">
</div>
<div class="p-goods">
<div class="p-img">
<img v-bind:src=good.imgUrl alt="">
</div>
<div class="p-msg">{{good.message}}</div>
</div>
<div class="p-price">{{good.PriceItem}}</div>
<div class="p-num">
<div class="quantity-form">
<el-button class="increment" @click="changeDe(index)">-</el-button>
<input type="text" class="itxt" v-model=good.ItemNum placeholder="1">
<el-button class="increment" @click="changeIn(index)">+</el-button>
</div>
</div>
<div class="p-sum">{{good.PriceSum}}</div>
<div class="p-action">
<el-button type="danger" @click="DeleteItem(id)">删除</el-button>
</div>
</div>
</div>
<!-- 结算模块 -->
<div class="cart-floatbar">
<div class="select-all">
<input type="checkbox" @click="allCheck" v-model="allSelected">全选
</div>
<div class="operation">
<a class="remove-batch" @click="DeleteSelected"> 删除选中的商品</a>
<a class="clear-all" @click="DeleteAll">清理购物车</a>
</div>
<div class="toolbar-right">
<div class="amount-sum">已经选<em>{{NumSum}}</em>件商品</div>
<div class="price-sum">总价： <em>{{totalPrice}}</em></div>
<div class="btn-area">去结算</div>
</div>
</div>
</div>
</div>
</div>
</div>
</template>
<script>
import { defineComponent } from 'vue'
export default defineComponent({
data(){
return{
allSelected:false,
cartList:[
{
imgUrl:'src/assets/upload/p1.jpg',
message:'【5本26.8元】经典儿童文学彩图青少版八十天环游地球中学生语文教学大纲',
PriceItem: 12.6,
PriceSum: 12.6,
ItemNum: 1,
isSelected:false
},
{
imgUrl:'src/assets/upload/p2.jpg',
message:'【2000张贴纸】贴纸书 3-6岁 贴画儿童 贴画书全套12册 贴画 贴纸儿童 汽',
PriceItem: 24.8,
PriceSum: 24.8,
ItemNum: 1,
isSelected:false
},
{
imgUrl:'src/assets/upload/p3.jpg',
message:'唐诗三百首+成语故事全2册 一年级课外书 精装注音儿童版 小学生二三年级课外阅读书籍',
PriceItem: 29.8,
PriceSum: 29.8,
ItemNum: 1,
isSelected:false
},
]
}
},
methods:{
changeIn(id){
let n=this.cartList[id].ItemNum;
// console.log(n);
this.cartList[id].ItemNum++;
this.cartList[id].PriceSum = this.cartList[id].ItemNum * this.cartList[id].PriceItem;
},
changeDe(id){
if(this.cartList[id].ItemNum === 0)alert("该商品已经清0！");
else {
this.cartList[id].ItemNum--;
this.cartList[id].PriceSum = this.cartList[id].ItemNum * this.cartList[id].PriceItem;
}
},
DeleteItem(id){
// console.log(this.$parent);
// console.log(this.$children);
this.cartList.splice(id,1);
},
allCheck(){
// console.log(this.allSelected);
this.cartList.forEach((item)=>{
// console.log(this.allSelected);
// console.log(this.cartList);
item.isSelected=!this.allSelected;
})
},
DeleteSelected(){
for(let i=0;i<this.cartList.length;i++){
if(this.cartList[i].isSelected===true){
this.cartList.splice(i,1);
}
}
},
DeleteAll(){
this.cartList.splice(0,this.cartList.length);
},
oneSelected(id){
if(this.cartList[id].isSelected===false)
this.cartList[id].isSelected=true;
else
this.cartList[id].isSelected=false;
let n=0;
for(let i=0;i<this.cartList.length;i++){
if(this.cartList[i].isSelected===true)
n++;
}
if(n===this.cartList.length)this.allSelected=true;
else this.allSelected=false;
}
},
computed:{
NumSum() {
let num=0;
this.cartList.forEach((item)=>{
if(item.isSelected===true)
num++;
})
return num;
},
totalPrice() {
let totalp=0;
this.cartList.forEach((item)=>{
if(item.isSelected===true)
totalp += item.PriceSum;
})
return totalp;
},
}
})
</script>
<style lang="scss" scoped>
</style>以上就是“vue如何实现简单的购物车”这篇文章的所有内容，感谢各位的阅读！相信大家阅读完这篇文章都有很大的收获，小编每天都会为大家更新不同的知识，如果还想学习更多的知识，请关注蜗牛博客行业资讯频道。
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