vue组件watch属性实例讲解
2020-11-27
来源：爱站旅游
本文实例为大家分享了vue组件watch属性的具体代码，供大家参考，具体内容如下
<!doctype html>
<html>
<head>
<meta charset="UTF-8">
<title>wacth属性</title>
<script src="js/vue.js"></script>
</head>
<body>
<div id="container">
<p>{{msg}}</p>
<my-component></my-component>
</div>
<script>
Vue.component("my-component",{
data:function(){
return {
myInput:"",
myPhone:123456
}
},
template:`
<div>
<input type="text" v-model="myInput"/>
<input type="text" v-model="myPhone"/>
<span>{{myInput}}</span>
</div>
`,
watch:{
myInput:function(){
//当数据发生变化、执行的操作
console.log("数据改变");
},
myPhone:function(){
console.log(this.myPhone);
}
}
})
new Vue({
el:"#container",
data:{
msg:"Hello VueJs"
}
})
</script>
</body>
</html>
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