<div class="container">
      <ul>
        <li class="list-item2" v-for="(item,index) in list " data-type="0" :key="index">
          <div class="list-box" @touchstart.capture="touchStart" @touchend.capture="touchEnd" :data-index="index">
            <img class="list-img" :src="item.imgUrl" >
            <div class="list-content">
              <p class="title">{{item.title}}</p>
              <p class="tips">{{item.tips}}</p>
              <p class="time">{{item.time}}</p>
            </div>
          </div>
          <div class="delete" @click="deleteItem" :data-index="index">删除</div>
        </li>
      </ul>
</div>


data(){
    return{
        startX: 0,
        endX: 0,
        list:[
          {
            title:‘你好1‘,
            tips:‘提示1‘,
            time:‘2020-1-19‘,
          },
          {
            title:‘你好1‘,
            tips:‘提示1‘,
            time:‘2020-1-19‘,
          },
          {
            title:‘你好1‘,
            tips:‘提示1‘,
            time:‘2020-1-19‘,
          },
          {
            title:‘你好1‘,
            tips:‘提示1‘,
            time:‘2020-1-19‘,
          }
        ]
    }
}

methods:{
   // 滑动开始
      touchStart (e) {
        console.log(e);
        // 记录初始位置
        this.startX = e.touches[0].clientX
      },
      // 滑动结束
      touchEnd (e) {
        console.log(e);
        let index = e.currentTarget.dataset.index;
        // 当前滑动的父级元素
        let parentElement = e.currentTarget.parentElement
        // 记录结束位置
        this.endX = e.changedTouches[0].clientX
        // 左滑
        if (parentElement.dataset.type == 0 && this.startX - this.endX > 30) {
          this.restSlide(index)
          parentElement.dataset.type = 1;
        }
        // 右滑
        if (parentElement.dataset.type == 1 && this.startX - this.endX < -30) {
          this.restSlide(index);
          parentElement.dataset.type = 0;
        }
        this.startX = 0
        this.endX = 0
      },
      // 判断当前是否有滑块处于滑动状态
      checkSlide () {
        let listItems = document.querySelectorAll(‘.list-item2‘)
        for (let i = 0; i < listItems.length; i++) {
          if (listItems[i].dataset.type == 1) {
            return true
          }
        }
        return false
      },
      // 复位滑动状态
      restSlide (index) {
        let listItems = document.querySelectorAll(‘.list-item2‘)
        // 复位
        for (let i = 0; i < listItems.length; i++) {
          if(index == i){
             listItems[i].dataset.type = 1
          }
          else{
            listItems[i].dataset.type = 0;
          }
        }
      },
      // 删除
      deleteItem (e) {
        console.log(e)
        // 当前索引
        let index = e.currentTarget.dataset.index
        // 复位
        this.restSlide()
        // 删除
        this.list.splice(index, 1)
      }
}


.container{
    overflow: hidden;
  }
  .list-item2{
    position: relative;
    height: 1.6rem;
    -webkit-transition: all 0.2s;
    transition: all 0.2s;
  }
  .list-item2[data-type="0"]{
    transform: translate3d(0,0,0);
  }
  .list-item2[data-type="1"]{
    transform: translate3d(-2rem,0,0);
  }
  .list-item2:after{
    content: " ";
    position: absolute;
    left: 0.2rem;
    bottom: 0;
    right: 0;
    height: 1px;
    border-bottom: 1px solid #ccc;
    color: #ccc;
    -webkit-transform-origin: 0 100%;
    transform-origin: 0 100%;
    -webkit-transform: scaleY(0.5);
    transform: scaleY(0.5);
    z-index: 2;
  }
  .list-box{
    padding: 0.2rem;
    background: #fff;
    display: flex;
    align-items: center;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    justify-content: flex-end;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    font-size: 0;
  }
  .list-item2 .list-img{
    display: block;
    width: 1rem;
    height: 1rem;
  }
  .list-item2 .list-content{
    padding: 0.1rem 0 0.1rem 0.2rem;
    position: relative;
    flex: 1;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    overflow: hidden;
  }
  .list-item2 .title{
    display: block;
    color: #333;
    overflow: hidden;
    font-size: 15px;
    font-weight: bold;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .list-item2 .tips{
    display: block;
    overflow: hidden;
    font-size: 12px;
    color: #999;
    line-height: 20px;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .list-item2 .time{
    display: block;
    font-size: 12px;
    position: absolute;
    right: 0;
    top: 0.1rem;
    color: #666;
  }
  .list-item2 .delete{
    width: 2rem;
    height: 1.6rem;
    background: #ff4949;
    font-size: 17px;
    color: #fff;
    text-align: center;
    line-height: 1.6rem;
    position: absolute;
    top:0;
    right: -2rem;
  }