How do I set up TypeScript in a React project?

How do I set up TypeScript in a React project?

To set up TypeScript in a React project, you can create a new React app using Create React App with TypeScript by running: npx create-react-app my-app --template typescript.

What if I already have a React project and want to add TypeScript?

You can add TypeScript to an existing React project by installing TypeScript and the necessary types. Run: npm install --save typescript @types/react @types/react-dom.

Do I need to change any file extensions?

Yes, you'll need to rename your .js files to .tsx for files containing JSX, and .ts for regular TypeScript files.

What configuration do I need for TypeScript?

You should create a tsconfig.json file in your project root. You can generate one with npx tsc --init and customize it as needed.