# 雙向綁定 利用 ==v-model== 做資料的雙向綁定,v-model具有雙向綁定資料的效果 ```javascript= <div id="app"> <h1>{{text}}</h1> <!-- 利用 v-model const的資料綁定--> <input type="text" v-model="text"/> <br /> <br /> <br /> <!-- 利用 v-model const的資料綁定--> <h1>{{message.name}}</h1> <input type="text" v-model="message.name"/> </div> <script src="./js/vue.js"></script> <script> const { ref, reactive } = Vue; const App = { setup() { const text = ref('Hello Vue') const message = reactive({name:"Bryan"}) return { text,message, }; }, }; Vue.createApp(App).mount("#app"); ```
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