prevstate in usestate
const [prevState, setState] = React.useState([]);
setState(prevState => [...prevState, 'somedata'] );prevstate in usestate
const [prevState, setState] = React.useState([]);
setState(prevState => [...prevState, 'somedata'] );update state in useState hook
// declare state using useState hook.
// someState is set to someInitialState
const [someState, setSomeState] = useState(someInitialState);
// setSomeState updates the current state
setSomeState(someOtherState);Copyright © 2021 Codeinu
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