1.Vue的生命周期
1.1 代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>声明周期函数</title>
</head>
<body>
<div id="app">
<div id="out">{{title}}</div>
</div>
<script src="./js/vue.js"></script>
<script>
var vm=new Vue({
el:'#app',
data:{
title: "web前端开发"
},
methods:{
},
//声明周期钩子
created(){
//一般在这里去请求网络
console.log("created");
var out = document.getElementById("out");
console.log(out);
},
mounted(){
console.log("mounted");
var out = document.getElementById("out");
console.log(out);
}
});
</script>
</body>
</html>