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Vue動畫--元件的過渡

code:

<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title>Vue中元件的過渡</title>
		<script type="text/javascript" src="js/vue.js" ></script>
		<style>
			.fade-enter,.fade-leave-to{
				opacity: 0;
			}
			.fade-enter-active,.fade-leave-active{
				transition: opacity 1s;
			}
		</style>
	</head>
	<body>
		<div id="root">
			<transition name="fade" mode="out-in">
                 <component :is="type"></component>
			</transition>
			<button @click="handleClick">切換</button>
		</div>
		<script>
			Vue.component('child',{
				template:'<div>child</div>'
			})
			
			Vue.component('child-one',{
				template:'<div>child-one</div>'
			})
			
			new Vue({
				el:"#root",
				data:{
					type:"child"
				},
				methods:{
					handleClick(){
						this.type=this.type==='child'?'child-one':'child'
					}
				}
			})
		</script>
	</body>
</html>