use component react 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 props

Props is a way to transform data from one component to another.
<Ball numbre = '1'/>
 //IN component
  {this.props.numbre} // in html is 1