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