菜鸟教程在线编辑器

AI 编程工具
 
                <!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Vue 测试实例 - 菜鸟教程(runoob.com)</title>
<script src="https://lf3-cdn-tos.bytecdntp.com/cdn/expire-1-M/vue/3.2.26/vue.global.min.js"></script>
</head>
<body>
<div id="app">
  <button @click="count++">{{ count }}</button>
</div>

<script>
const { createApp, ref } = Vue;

const app = createApp({
  setup() {
    const count = ref(0);
    function increment() {
      count.value++;
    };
    return { count, increment };
  }
});

app.mount('#app')
</script>
</body>
</html>
              