<!DOCTYPE html>
<html lang="zh">
<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">
<script type="text/javascript" src='vue.min.js'></script>
<title></title>
<style type="text/css">
body{
background-color: #ccc;
}
</style>
</head>
<body>
<input type="button" name="" id="" value="changed" @click="set"/>
<div :style="myDiv">
</div>
<script type="text/javascript">
new Vue({
el:'body',
data:{
myDiv:{
'width':'200px',
'height':'200px',
'background':'red',
'transition':'.5s'
}
},
methods:{
set:function()
{
this.myDiv.width='400px';
this.myDiv.height='400px';
this.myDiv.background='green';
}
}
});
</script>
</body>
</html>
解释：
:style和:class差不多，但是只持json 数组 字符串
效果：
