Vue中的样式绑定
点击变红，再点击取消。
有两种绑定对象，绑定数组。
第一种方式，绑定class。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<script src='./vue.js'></script>
<style>
.activated {
color: red;
}
</style>
</head>
<body>
<div id="app">
<div @click="handleDivClick"
:class="{activated: isActivated}"
>
Hello World
</div>
</div>
<script>
var vm = new Vue({
el: "#app",
data: {
isActivated: false
},
methods: {
handleDivClick: function() {
this.isActivated = !this.isActivated
}
}
})
</script>
</body>
</html>
第二种方式，绑定style
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<script src='./vue.js'></script>
<style>
.activated {
color: red;
}
</style>
</head>
<body>
<div id="app">
<div :style="[styleObj, {
fontSize: '20px'}]"
@click="handleDivClick">
Hello World
</div>
</div>
<script>
var vm = new Vue({
el: "#app",
data: {
styleObj: {
color: "black"
}
},
methods: {
handleDivClick: function() {
this.styleObj.color = this.styleObj.color === "black" ? "red" : "black";
}
}
})
</script>
</body>
</html>