css:transition tab切换 动态滑动效果
<template> <view class="tab"> <view class="item" :class="{'ac':active == 1}" @click="active = 1">item1</view> <view class="item" :class="{'ac':active == 2}" @click="active = 2">item2</view> <view class="bg" :class="{'left1':active == 2}"></view> </view> </template> <script> export default { data() { return { active:1 } }, } </script> <style scoped lang="scss"> .tab{ width: 500rpx; height: 100rpx; margin: auto; display: flex; align-items: center; justify-content: center; position: relative; .item{ text-align: center; width: 250rpx; height: 100rpx; line-height: 100rpx; border: 1px solid #26A69A; position: relative; z-index: 2; } .ac{ color: #fff; } .bg{ position: absolute; left: 0; top: 0; z-index: 1; width: 250rpx; height: 100rpx; background: #26A69A; transition: all .5s; } .left1{ left: 250rpx; } } </style >