Created
March 7, 2023 20:00
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Código 4. Atualização do ciclo de vida de um componente
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import { useState, useEffect } from "react"; | |
export default function App() { | |
const [contador, setContador] = useState(0); | |
useEffect(() => { | |
console.log("executará o useEffect toda a vez que o [contador] mudar"); | |
}, [contador]); | |
return ( | |
<div className="App"> | |
<h1>Contador: {contador}</h1> | |
<button onClick={() => setContador(contador + 1)}>+</button> | |
</div> | |
); | |
} |
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