lovecoding
/
VIP22


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    #app{
      width: 500px;
    }
    .close{
      float: right;
    }
    .active{
      background: red;
    }
  </style>
</head>
<body>
  <div id="app">
    <h2>todolist</h2>
    <hr>
    <div>
      名称:<input type="text" v-model="name">
      价格:<input type="text" v-model="price">
      <button @click="add">提交</button>
    </div>
    <div>
      <input type="text" v-model="seachVal">
      <button @click="search()">搜索</button>
    </div>
    <ul>
      <li v-for="(obj,index) in list" v-show="obj.isShow" :class="{active:obj.isChecked}">
        <input type="checkbox" v-model="obj.isChecked">
        <span>{{obj.name}}</span>
        <span>{{obj.price}}</span>
        <span class="close" @click="del(index)">[X]</span>
      </li>
    </ul>
    <div>
      <button @click="del1()">删除选择</button>
      <span>总价{{total()}}</span>
    </div>
  </div>
  <script src="vue.js"></script>
  <script>
    new Vue({
      el:"#app",
      data:{
        list:[{
          name:'苹果',
          price:5,
          isShow: true,
          isChecked: false
        },{
          name:'香蕉',
          price:6,
          isShow: true,
          isChecked: false
        }],
        name:'',
        price:'',
        seachVal:''
      },
      methods:{
        add(){
          this.list.push({
            name: this.name,
            price: this.price,
            isShow: true,
            isChecked: false
          })
          this.name = ''
          this.price = ''
        },
        del(index){
          this.list.splice(index,1)
        },
        search(){
          this.list.forEach((obj)=>{
            if(obj.name.includes(this.seachVal)){
              obj.isShow = true
            } else {
              obj.isShow = false
            }
          })
          this.seachVal = ''
        },
        total(){
          var sum = 0;
          this.list.forEach(function(obj){
            if(obj.isChecked){
              sum += obj.price*1
            }
          })
          return sum
        },
        del1(){
          this.list = this.list.filter((obj)=>{
            return !obj.isChecked
          })
          console.log(this.list)
        }
        
      }
    })
  </script>
</body>
</html>