functio in render functionnal component code example

Example 1: create functional component react

import React from 'react'; const App = () => {  const greeting = 'Hello Function Component!';   return <Headline value={greeting} />;}; const Headline = ({ value }) =>  <h1>{value}</h1>; export default App;

Example 2: react class component

class Welcome extends React.Component {
  render() {
    return <h1>Bonjour, {this.props.name}</h1>;
  }
}