공부기록, 2021-07-30(recoil persist)

recoil persist
```
import React from 'react'
import ReactDOM from 'react-dom'
import App from './App'
import { atom, RecoilRoot, useRecoilState } from 'recoil'
import { recoilPersist } from 'recoil-persist'

const { persistAtom } = recoilPersist()

const counterState = atom({
key: 'count',
default: 0,
effects_UNSTABLE: [persistAtom],
})

function App() {
const [count, setCount] = useRecoilState(counterState)
return (

 

Counter: {count}

setCount(count + 1)}>Increase
setCount(count - 1)}>Decrease

)
}

ReactDOM.render(




,
document.getElementById('root'),
)
```