counter-app.md

Counter App

Reference: only use tutorial that use functional components

// function Counter (){}

// const Counter = () => {}

// DO NOT USE CLASS COMPONENTS

// class Counter

// this.setState

1. Create two buttons.
2. Button 1 - click to add
3. Button 2 - click to subtract
4. Create a function called add and attach it to Button 1 with an onClick
5. Create a function called subtract and attach it to Button 2 with an onClick
6. Create a state variable called counter that increases and decreases with the button clicks

import { useState } from 'react'

// inside the Counter component

const [counter, setCounter] = useState(0)
// counter = 0