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@@ -0,0 +1,33 @@
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+<!DOCTYPE html>
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+<html lang="en">
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+<head>
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+ <meta charset="UTF-8">
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+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
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+ <title>Document</title>
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+</head>
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+<body>
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+ <div id="app">
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+ <div id="vase">{{msg}}</div>
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+ <button @click="changeThing">修改</button>
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+ </div>
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+ <script src="./vue.js"></script>
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+ <script>
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+ var app = new Vue({
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+ el:"#app",
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+ data:{
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+ msg:"你好，今天星期六"
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+ },
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+ // 视图更新 数据未更新
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+ methods:{
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+ changeThing() {
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+ this.msg = '你好，今天星期一';
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+ console.log(document.getElementById("vase").innerHTML,'1')
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+ this.$nextTick(()=>{
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+ console.log(document.getElementById("vase").innerHTML,'2')
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+ })
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+ }
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+ }
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+ })
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+ </script>
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+</body>
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+</html>
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