https://reactjs.org/tutorial/tutorial.html code example
Example 1: react tutorial
class Board extends React.Component {
constructor(props) { super(props); this.state = { squares: Array(9).fill(null), }; }
renderSquare(i) {
return <Square value={i} />;
}
Example 2: react tutorial
renderSquare(i) {
return <Square value={i} />;
}
Example 3: React js tutorial
npx create-react-app my-app
cd my-app
cd src
# If you're using a Mac or Linux:
rm -f *
# Or, if you're on Windows:
del *
# Then, switch back to the project folder
cd ..