React Ch05 Devtools And The Console The Last Dev Standing

Summary

Watch this first: what you need before you start the free Add the three script tags that load Find the root box on the page through the DOM so Use state so a component can remember a number. Meet JSX and the Babel script that turns it into JavaScript the browser can run. Move the header into its own Header.jsx component file. Pass data from a parent to a child component with props. Wrap your heading in function App and create your first Show a JavaScript variable inside JSX using curly braces. Show your skills as a list using .map(). Add a hero section with a button and handle its event.