vue实现购物车列表

Z时代
2024-01-10
分类：IT

本文实例为大家分享了vue实现购物车列表的具体代码，供大家参考，具体内容如下

功能：

删除

单选全选

增加数量减少数量

计算总价计算数量

搜索

代码：


<!DOCTYPE html>
<!DOCTYPE html>
<html>
 <head>
 <meta charset="utf-8">
 <title></title>
 <script src="./js/vue.js"></script>
 </head>
 <body>
 <div id="app">
   筛选：<input type="text" v-model="key">
 <table border="1" cellspacing="0" cellpadding="10">
 <tr>
  <th>
  <input type="checkbox" v-model="all" @change="checkAll()" >
  </th>
  <th>id</th>
  <th>书籍名称</th>
  <th>出版日期</th>
  <th>购买价格</th>
  <th>数量</th>
  <th>操作</th>
 </tr>
 <tr v-for="(item,index) in flist" :key="item.id">
  <td style="text-align: center;"><input type="checkbox" v-model="item.sel" ></td>
  <td>{{item.id}}</td>
  <td>{{item.name}}</td>
  <td>{{item.time}}</td>
  <td>{{item.price|prices}}</td>
  <td><button @click="item.num--" :disabled="item.num==1">-</button>{{item.num}}<button @click="item.num++">+</button></td>
  <td><button @click="delItem(item.id)">移除</button></td>
 </tr>
 <tr><td colspan="7">总价格:{{total.price|prices}} 选择数量:{{total.num}}</td></tr>
 </table>
 </div>
 <script>
 var vm = new Vue({
 el:"#app",
 data:{
     key:"",
  all:true,
  list:[
  {id:1,name:"小红书",time:"2018-8",price:188.99,num:1,sel:true},
  {id:2,name:"小烂熟",time:"2019-8",price:88.9,num:1,sel:true},
  {id:3,name:"小绿树",time:"2017-5",price:133.00,num:1,sel:true},
  {id:4,name:"发生的树",time:"2020-1",price:68.80,num:1,sel:true},
  {id:5,name:"奥古",time:"2015-4",price:555.50,num:1,sel:true },
  ]
 },
 methods:{
     delItem(item){
      var falg=window.confirm("确定要删除吗？");
      if(falg){
       this.list.splice(item-1,1)
      }
     },
     checkAll(){
      this.list.forEach(item=>item.sel=this.all)
     }
    },
    watch:{
     list:{
      handler:function(){
       this.all=this.list.every(item=>item.sel)
      },
      deep:true
     }
    },
    computed:{
     total:function(){
      var price=0;
      var num=0;
      this.list.forEach(item=>{
       if(item.sel){
        price+=item.num*item.price
        num+=item.num*1
       }
      })
      return ({price,num})
     },
     flist:function(){
      if(this.key===''){return this.list}
  return this.list.filter(item=>item.name.includes(this.key))
     }
    },
    filters:{
     prices:function(val,fix=2){
      val=val.toFixed(fix)
      val=""+val
      return "￥"+val
     }
    },
 })
 </script>
 </body>
</html>