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vuejs_course/2021-07-30_composition-01-s.../src/App.vue

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Vue

<template>
<section class="container">
<h2>{{ userName }}</h2>
</section>
</template>
<script>
import { ref } from 'vue';
export default {
setup() {
const userName = ref('Foo Bar');
setTimeout(function() {
userName.value = 'baz';
}, 2000);
return {
userName
};
}
};
</script>
<style>
* {
box-sizing: border-box;
}
html {
font-family: sans-serif;
}
body {
margin: 0;
}
.container {
margin: 3rem auto;
max-width: 30rem;
border-radius: 12px;
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.26);
padding: 1rem;
text-align: center;
}
</style>