<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<script src="https://cdn.bootcss.com/vue/2.6.10/vue.js"></script>
<link href="https://cdn.bootcss.com/twitter-bootstrap/4.3.1/css/bootstrap.css" rel="stylesheet">
<link href="https://cdn.bootcss.com/animate.css/3.7.1/animate.css" rel="stylesheet">
<style>
.div1 {
width: 200px;height: 200px;background: red
}
.move-enter {
padding-left: 100px
}
.move-enter-active {
transition: all 2s
}
.move-enter-to {
padding-left: 0px
}
.move-leave{
padding-left:0px
}
.move-leave-active{
transition: 2s all
}
.move-leave-to{
padding-left:100px
}
</style>
</head>
<body>
<div id="app">
<input type="button" name="" @click='change' value="按钮">
<transition name="move" mode="">
<div class="div1" v-if='flag'>显示</div>
</transition>
</div>
<script>
var vm = new Vue({
el: '#app',
data: {
flag: true
},
methods: {
change() {
this.flag = !this.flag
}
}
});
</script>
</body>
</html>
