<template>
  <h1>The 'renderTracked' Lifecycle Hook</h1>
  <p>The 'renderTracked' lifecycle hook is used for debugging.</p>
  <p><mark>This example only works in development mode, so to see the hook run, you must copy this code and run it on you own computer in development mode.</mark></p>
  <div>
    <comp-one></comp-one>
  </div>
</template>

<style scoped>
  div {
    border: dashed black 1px;
    border-radius: 10px;
    padding: 20px;
    margin-top: 10px;
    background-color: lightgreen;
  }
</style>                  

<template>
  <h2>Component One</h2>
  <p>This is a component.</p>
  <button @click="counter++">Add One</button>
  <p>{{ counter }}</p>
</template>
  
<script>
export default {
  data() {
    return {
      counter: 0
    }
  },
  renderTracked(evt) {
    console.log("renderTracked: ",evt);
    alert("renderTracked");
  }
}
</script>                  

import { createApp } from 'vue'

import App from './App.vue'
import CompOne from './components/CompOne.vue'

const app = createApp(App)
app.component('comp-one', CompOne)
app.mount('#app')