css translateY引发的困惑
本帖最后由 ing 于 2019-10-1 17:24 编辑.list-enter-active,
.list-leave-active {
transition: all 1s;
}
.list-enter, .list-leave-to {
opacity: 0;
transform: translateY(100px);
}
为什么
transform: translateY(100px);
在屏蔽 display:inline-block 属性后没有效果(在原地消失，没有向上/下的过渡效果)
完整
<!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>
</head>
<body>
<!-- <div id="app"></div> -->
<script src="https://unpkg.com/vue"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/velocity/1.2.3/velocity.min.js"></script>
<div id="list-demo" style="margin-top:120px;">
<button v-on:click="add">Add</button>
<button v-on:click="remove">Remove</button>
<transition-group name="list" tag="p">
<span v-for="item in items" v-bind:key="item" class="list-item">
{{item}}
</span>
</transition-group>
</div>
<script type="text/javascript">
var vm = new Vue({
el: '#list-demo',
data: {
items: ,
nextNum: 10
},
methods: {
randomIndex: function() {
return Math.floor(Math.random() * this.items.length)
},
add: function() {
this.items.splice(this.randomIndex(), 0, this.nextNum++)
},
remove: function() {
this.items.splice(this.randomIndex(), 1)
}
}
})
</script>
<style>
.list-item {
display: inline-block;
margin-right: 10px;
}
.list-enter-active,
.list-leave-active {
transition: all 1s;
}
.list-enter, .list-leave-to {
opacity: 0;
transform: translateY(100px);
}
</style>
</html>
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