React - Coin Ticker

import { useEffect, useState } from "react"; function App() { const [loading, setLoading] = useState(true); const [coins, setCoins] = useState([]); useEffect(() => { fetch(" https://api.coinpaprika.com/v1/tickers") .then((response) => response.json()) .then((json) => { setCoins(json); setLoading(false); }); }, []); console.log(setLoading); return ( <div> <h1>The Coins! {loading ? "" : `(${coins.length})`}</h1> {loading ? ( <strong>Loading...</strong> ) : ( <select> {coins.map((coin) => { return ...

원문링크 : React - Coin Ticker