REACT_버튼을 누르면 숫자 증가

 

 

 

 

 

 

 

import logo from './logo.svg';

import './App.css';

import 'bootstrap/dist/css/bootstrap.min.css'

import {Container, Button} from 'react-bootstrap';

import {useState} from 'react';

function App() {

  const [count, setCount] = useState(0);

  const increase = () => {

    setCount(count +1);

  }

  return (

    <>

    <Container className='mt-5'>

      <h1>{count}</h1>

      <Button variant="primary" onClick={increase}>증가!</Button>

    </Container>

    </>

  );

}

export default App;