vue如何實現(xiàn)點擊圖片放大其他圖片縮小

http://download.csdn.net/down... 自己下載吧

<li v-for="(item, index) in list" @click="select(index)" :class="{big: index===selectIndex}">
  <img :src="item.src"/>
<li>

data: {
  selectIndex: undefined
},
methods: {
  select (index) {
    this.selectIndex = this.selectIndex === index ? undefined : index
  }
}

 img{
  transition: all .5s linear;
  transform: scale(1);
}
.big{
  transform: scale(2);
}