vue：directive绑定指令

66 阅读 0 评论 44 点赞

我是靠谱客的博主兴奋灰狼，这篇文章主要介绍vue：directive绑定指令，现在分享给大家，希望可以做个参考。

复制代码

<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<script src="js/vue.js" type="text/javascript" charset="utf-8"></script>
	</head>
	<body>
		<div id="demo">
			<button type="button" @click="push">按钮</button>
			<ul>
				<li v-for="item in list" v-red>{{item}}
			</ul>
			<div v-green="'green'">
				要想生活过得去，就要头上带点
			</div>
		</div>

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<script src="js/vue.js" type="text/javascript" charset="utf-8"></script>
	</head>
	<body>
		<div id="demo">
			<button type="button" @click="push">按钮</button>
			<ul>
				<li v-for="item in list" v-red>{{item}}
			</ul>
			<div v-green="'green'">
				要想生活过得去，就要头上带点
			</div>
		</div>

		<script type="text/javascript">
			Vue.directive("green", function(el , binding , vNode){
				el.style["color"] = "green";
			})
			const vm = new Vue({
				el: '#demo',
				data: {
					list: {
						name: "陈翔宇",
						age: 18,
					}
				},
				methods: {
					push: function() {
						debugger;
						let me = this;
						// me.$set(me.list,"love","睡觉");
						vm.$set(vm.list, "love", "睡觉");
						// me.list.love = "睡觉";
						// me.list.name = "小智障";
					}
				},
				directives: {
					red: {
						inserted: function(el, binding, vNode) {
							el.style["color"] = "red";
						}
					}
				}
			})
		</script>
	</body>
</html>