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@@ -0,0 +1,30 @@
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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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+ <script src="./js/vue.js"></script>
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+</head>
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+<body>
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+ <div id="app">
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+ <h1 v-if="num <= 10">{{num}}</h1>
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+ <h1 v-else>已经为最大值了</h1>
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+ <button @click="addFun">add</button>
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+ </div>
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+ <!-- <div>{{num}}</div> -->
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+ <script>
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+ let app = new Vue({
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+ el: '#app',
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+ data:{
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+ num:0
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+ },
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+ methods: {
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+ addFun:function(){
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+ this.num++
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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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