vue實現簡單的購物車小案例
本文實例為大傢分享瞭vue實現簡單購物車的具體代碼，供大傢參考，具體內容如下
最近在寫vue的相關項目，所以找一些小例子練習一下，把一個js的購物車改成vue瞭
css部分是直接引入的插件
效果圖如下
<template>
<div class="head">
<meta charset="UTF-8">
<title>我的購物車-品優購</title>
<meta name="description" content="品優購JD.COM-專業的綜合網上購物商城,銷售傢電、數碼通訊、電腦、傢居百貨、服裝服飾、母嬰、圖書、食品等數萬個品牌優質商品.便捷、誠信的服務，為您提供愉悅的網上購物體驗!" />
<meta name="Keywords" content="網上購物,網上商城,手機,筆記本,電腦,MP3,CD,VCD,DV,相機,數碼,配件,手表,存儲卡,品優購" />
<!-- <!– 引入facicon.ico網頁圖標 –>-->
<!-- <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" >
<!-- 引入公共樣式的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>購物車</b>
</div>
</div>
</div>
<div class="c-container">
<div class="w">
<div class="cart-filter-bar">
<em>全部商品</em>
</div>
<!-- 購物車主要核心區域 -->
<div class="cart-warp">
<!-- 頭部全選模塊 -->
<div class="cart-thead">
<div class="t-checkbox">
<input type="checkbox" name="" id="" class="checkall"> 全選
</div>
<div class="t-goods">商品</div>
<div class="t-price">單價</div>
<div class="t-num">數量</div>
<div class="t-sum">小計</div>
<div class="t-action">操作</div>
</div>
<!-- 商品詳細模塊 -->
<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)">刪除</el-button>
</div>
</div>
</div>
<!-- 結算模塊 -->
<div class="cart-floatbar">
<div class="select-all">
<input type="checkbox" @click="allCheck" v-model="allSelected">全選
</div>
<div class="operation">
<a class="remove-batch" @click="DeleteSelected"> 刪除選中的商品</a>
<a class="clear-all" @click="DeleteAll">清理購物車</a>
</div>
<div class="toolbar-right">
<div class="amount-sum">已經選<em>{{NumSum}}</em>件商品</div>
<div class="price-sum">總價： <em>{{totalPrice}}</em></div>
<div class="btn-area">去結算</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】經典兒童文學彩圖青少版八十天環遊地球中學生語文教學大綱',
PriceItem: 12.6,
PriceSum: 12.6,
ItemNum: 1,
isSelected:false
},
{
imgUrl:'src/assets/upload/p2.jpg',
message:'【2000張貼紙】貼紙書 3-6歲 貼畫兒童 貼畫書全套12冊 貼畫 貼紙兒童 汽',
PriceItem: 24.8,
PriceSum: 24.8,
ItemNum: 1,
isSelected:false
},
{
imgUrl:'src/assets/upload/p3.jpg',
message:'唐詩三百首+成語故事全2冊 一年級課外書 精裝註音兒童版 小學生二三年級課外閱讀書籍',
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("該商品已經清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>
以上就是本文的全部內容，希望對大傢的學習有所幫助，也希望大傢多多支持WalkonNet。