vue如何實(shí)現(xiàn)簡(jiǎn)單的購(gòu)物車(chē)

今天小編給大家分享一下vue如何實(shí)現(xiàn)簡(jiǎn)單的購(gòu)物車(chē)的相關(guān)知識(shí)點(diǎn)，內(nèi)容詳細(xì)，邏輯清晰，相信大部分人都還太了解這方面的知識(shí)，所以分享這篇文章給大家參考一下，希望大家閱讀完這篇文章后有所收獲，下面我們一起來(lái)了解一下吧。

效果圖如下

<template>
<div class="head">
    <meta charset="UTF-8">
    <title>我的購(gòu)物車(chē)-品優(yōu)購(gòu)</title>
    <meta name="description" content="品優(yōu)購(gòu)JD.COM-專(zhuān)業(yè)的綜合網(wǎng)上購(gòu)物商城,銷(xiāo)售家電、數(shù)碼通訊、電腦、家居百貨、服裝服飾、母嬰、圖書(shū)、食品等數(shù)萬(wàn)個(gè)品牌優(yōu)質(zhì)商品.便捷、誠(chéng)信的服務(wù)，為您提供愉悅的網(wǎng)上購(gòu)物體驗(yàn)!" />
    <meta name="Keywords" content="網(wǎng)上購(gòu)物,網(wǎng)上商城,手機(jī),筆記本,電腦,MP3,CD,VCD,DV,相機(jī),數(shù)碼,配件,手表,存儲(chǔ)卡,品優(yōu)購(gòu)" />
<!--    &lt;!&ndash; 引入facicon.ico網(wǎng)頁(yè)圖標(biāo) &ndash;&gt;-->
<!--    <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(gòu)物車(chē)</b>
        </div>
      </div>
    </div>
    <div class="c-container">
      <div class="w">
        <div class="cart-filter-bar">
          <em>全部商品</em>
        </div>
        <!-- 購(gòu)物車(chē)主要核心區(qū)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(jià)</div>
            <div class="t-num">數(shù)量</div>
            <div class="t-sum">小計(jì)</div>
            <div class="t-action">操作</div>
          </div>
          <!-- 商品詳細(xì)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(jié)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(gòu)物車(chē)</a>
            </div>
            <div class="toolbar-right">
              <div class="amount-sum">已經(jīng)選<em>{{NumSum}}</em>件商品</div>
              <div class="price-sum">總價(jià)： <em>{{totalPrice}}</em></div>
              <div class="btn-area">去結(jié)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(jīng)典兒童文學(xué)彩圖青少版八十天環(huán)游地球中學(xué)生語(yǔ)文教學(xué)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(shū) 3-6歲 貼畫(huà)兒童 貼畫(huà)書(shū)全套12冊(cè) 貼畫(huà) 貼紙兒童 汽',
          PriceItem: 24.8,
          PriceSum: 24.8,
          ItemNum: 1,
          isSelected:false
        },
        {
          imgUrl:'src/assets/upload/p3.jpg',
          message:'唐詩(shī)三百首+成語(yǔ)故事全2冊(cè) 一年級(jí)課外書(shū) 精裝注音兒童版 小學(xué)生二三年級(jí)課外閱讀書(shū)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(jīng)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如何實(shí)現(xiàn)簡(jiǎn)單的購(gòu)物車(chē)”這篇文章的所有內(nèi)容，感謝各位的閱讀！相信大家閱讀完這篇文章都有很大的收獲，小編每天都會(huì)為大家更新不同的知識(shí)，如果還想學(xué)習(xí)更多的知識(shí)，請(qǐng)關(guān)注億速云行業(yè)資訊頻道。