build react typescript app code example
Example 1: create-react-app typescript
npx create-react-app my-app --template typescript
# or #
yarn create react-app my-app --template typescriptCopy
Example 2: add typescript in create react app
npm install --save typescript @types/node @types/react @types/react-dom @types/jest
# or
yarn add typescript @types/node @types/react @types/react-dom @types/jest