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Run Example ». The create-react-app tool is an officially supported way to create React applications. js is required to use create-react-app.

Run this command to create a React application named my-react-app :. create-react-app will set up everything you need to run a React application. Note: If you've previously installed create-react-app globally, it is recommended that you uninstall the package to ensure npx always uses the latest version of create-react-app. To uninstall, run this command: npm uninstall -g create-react-app.

Run this command to execute the React application my-react-app :. A new browser window will pop up with your newly created React App! If not, open your browser and type localhost in the address bar. You will learn more about the create-react-app in the React Get Started chapter. You should also have some experience with the new JavaScript features introduced in ECMAScript 6 ES6 , you will learn about them in the React ES6 chapter.

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React Tutorial React Home React Intro React Get Started React ES6 React ES6 ES6 Classes ES6 Arrow Functions ES6 Variables ES6 Array Methods ES6 Destructuring ES6 Spread Operator ES6 Modules ES6 Ternary Operator. createRoot document. getElementById "root" ; root. Exercise: Enter the correct ReactDOM method to render the React element to the DOM. myElement, document. getElementById 'root' ;. npx create-react-app my-react-app.

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Meta and community. May 29, ; 9 years ago [1]. JavaScript library. autoBind, Support for the key prop, Improvements to forms, Fixed bugs. Improve Memory usage, Support for Selection and Composition events, Support for getInitialState and getDefaultProps in mixins, Added React. version and React. isValidClass, Improved compatibility for Windows.



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