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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="https://unpkg.com/element-plus/dist/index.css"/>
<script src="https://unpkg.com/vue@3.2.24/dist/vue.global.js"></script>
<!-- 引入element plus样式 -->
<link rel="stylesheet" href="https://unpkg.com/element-plus/dist/index.css"/>
<script src="https://unpkg.com/element-plus"></script>
<title>v-model</title>
</head>
<body>
<div id="app">
<input type="text" v-model="tips">
<h2>{{ tips }}</h2>
<!-- <input type="button" value="修改" @click="change_tips">-->
<el-button type="primary" @click="change_tips">修改</el-button>
</div>
<script type="text/javascript">
const App = {
data() {
return {
tips: "初始的文本信息",
btn_tips: "点击按键后的信息"
}
},
methods: {
change_tips: function () {
this.tips = this.btn_tips
}
}
}
Vue.createApp(App).use(ElementPlus).mount("#app")
</script>
</body>
</html>