<!DOCTYPE html>
<html>
<head>
<title>The 'ref' Attribute</title>
<style>
#app > p {
border: dashed black 1px;
width: 130px;
padding: 20px;
font-weight: bold;
background-color: lightgreen;
}
</style>
</head>
<body>
<h1>The 'ref' Attribute</h1>
<p>Click the button to change the text using the 'ref' attribute and the '$refs' object.</p>
<div id="app">
<p ref="pEl">Initial text.</p>
<button v-on:click="changeText">Change text</button>
</div>
<script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
<script type="module">
const app = Vue.createApp({
methods: {
changeText(){
this.$refs.pEl.innerHTML = "Hello!";
}
}
})
app.mount('#app')
</script>
</body>
</html>