import useSelector, useDispatch from 'react-redux'; function TodoList() const todos = useSelector(state => state.todos.items); const dispatch = useDispatch();
export default function AutoFocusInput() const inputRef = useRef(null); const intervalRef = useRef(null); const [timer, setTimer] = useState(0); useEffect(() => inputRef.current?.focus(); // Focus on mount The Complete React Native Hooks Course
// Usage in component function UserList() const data, loading, error = useFetch('https://jsonplaceholder.typicode.com/users'); if (loading) return <ActivityIndicator />; if (error) return <Text>Error: error</Text>; return (/* render data */); useDispatch from 'react-redux'
useEffect(() => let isMounted = true; // Prevents setting state if component unmounts const dispatch = useDispatch()
"plugins": ["react-hooks"], "rules": "react-hooks/rules-of-hooks": "error", "react-hooks/exhaustive-deps": "warn"
return items, loadMore, loading, hasMore ;
// 3. Consume in any child function ThemedComponent() const theme = React.useContext(ThemeContext); return <Text style= color: theme === 'dark' ? 'white' : 'black' >Hello</Text>;