/Javascript/React/React hooks send data from child to parent

React hooks send data from child to parent

const { useState } = React;

function PageComponent() {
  const [count, setCount] = useState(0);
  const increment = () => {
    setCount(count + 1)
  }

  return (
    <div className="App">
      <ChildComponent onClick={increment} count={count} />         
      <h2>count {count}</h2>
      (count should be updated from child)
    </div>
  );
}

const ChildComponent = ({ onClick, count }) => {
  return (
    <button onClick={onClick}>
       Click me {count}
    </button>
  )
};

ReactDOM.render(<PageComponent />, document.getElementById("root"));

Source: stackoverflow.com

Similar codes

0 vote110 views2 answers
Barcode scanner react js
Javascript React
0 vote108 views1 answer
How to add autoserial number in react js
Javascript React
3 votes96 views1 answer
How to go to another page onclick in react
Javascript React
0 vote100 views1 answer
React useEffect() the side-effect runs after every rendering
Javascript React
1 vote114 views1 answer
React native get numeric random string length of 5 characters
Javascript React
0 vote110 views1 answer
React native geocoding
Javascript React
0 vote101 views2 answers
React tweet embed
Javascript React
0 vote105 views1 answer
Restful react npm
Javascript React
0 vote112 views1 answer
Ngrok react.js
Javascript React
1 vote117 views1 answer
Unexpected token export type react bottontab navigation
Javascript React