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¿Cómo pasar la función de estado del conjunto useState a un componente secundario en mecanografiado?

Recientemente comencé a usar mecanografiado y tengo problemas para pasar una función de establecimiento de estado de uso,

mi componente principal es este:

 const [word, setword] = useState('run')

y en el niño estoy pasando:

 <Child word={word} setword={setword}/>

el niño tiene esto:

 interface Props { word: string setword: React.Dispatch<React.SetStateAction<string>>; } const VoicetoText: React.FC<Props> = (word, setword) => { return ( {word} <button onClick={()=>setword('hey buddy')} ><button/> )}

sigo recibiendo un error: ingrese la descripción de la imagen aquí

about 4 years ago · Santiago Gelvez
3 answers
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0

Olvidaste agregar una llave a

 const VoicetoText: React.FC<Props> = (word, setword)

usar accesorios o deconstruir los accesorios

 const VoicetoText: React.FC<Props> = (props) props.setWord

deconstruir

 const VoicetoText: React.FC<Props> = ({word, setword})
about 4 years ago · Santiago Gelvez Report

0

Sugeriría que no hagas tu vida más difícil y vayas con algo como:

 const Child = ({setWord}: {setWord: (arg0: string}) => void) => { // () => setWord("word") is jsut for sample sake, you should avoid using arrow function calls inside event handleres like this return <button onClick={() => setWord("word")}>Click me</button> } const Parent = () => { const [word, setWord] = useState(false); return <Child propName={setWord}/> }
about 4 years ago · Santiago Gelvez Report

0

Simplemente use setword: (word: string) => void como tipo de apoyo.

 interface Props { word: string setword: (word: string) => void; }
about 4 years ago · Santiago Gelvez Report
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