Vue样式绑定详解-优快云博客

本文链接：https://blog.youkuaiyun.com/unbreakablec/article/details/87927310

class的数组绑定：

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
	<style>
		.activated {
			color:  red;
		}
	</style>
</head>
<body>
	<div id="app">
		<div @click="handleDivClick" :class="[activated]">hello world</div>
	</div>
	<script>
		var app = new Vue({
			el: '#app',
			data: {
				activated: ''
			},
			methods: {
				handleDivClick () {
					this.activated = this.activated === 'activated' ? '' : 'activated'
				}
 			}
		})
	</script>
</body>
</html>

class的对象绑定:

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<script src="https://cdn.jsdelivr.net/npm/vue/dist/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 app = new Vue({
			el: '#app',
			data: {
				isActivated: false
			},
			methods: {
				handleDivClick () {
					this.isActivated = !this.isActivated
				}
 			}
		})
	</script>
</body>
</html>

style的对象绑定：

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
</head>
<body>
	<div id="app">
		<div :style="styleObj" @click="handleDivClick">hello world</div>
	</div>
	<script>
		var app = new Vue({
			el: '#app',
			data () {
				return {
					styleObj: {
						color: 'black'
					}
				}
			},
			methods: {
				handleDivClick () {
					this.styleObj.color = this.styleObj.color === 'black' ? 'red' : 'black'
				}
 			}
		})
	</script>
</body>
</html>

style的数组语法绑定：

<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
</head>
<body>
	<div id="app">
		<div :style="[styleObj, {fontSize: '20px'}]" @click="handleDivClick">hello world</div>
	</div>
	<script>
		var app = new Vue({
			el: '#app',
			data () {
				return {
					styleObj: {
						color: 'black'
					}
				}
			},
			methods: {
				handleDivClick () {
					this.styleObj.color = this.styleObj.color === 'black' ? 'red' : 'black'
				}
 			}
		})
	</script>
</body>
</html>

vue的样式绑定方法