create new react-native app typescript 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: react native typescript

npx react-native init MyApp --template react-native-template-typescript

Example 3: react-native use typescript

yarn add --dev typescript @types/jest @types/react @types/react-native @types/react-test-renderer
# or for npm
npm install --save-dev typescript @types/jest @types/react @types/react-native @types/react-test-renderer