expo start instal code example
Example 1: expo install in ubuntu
npm install --global expo-cli
Example 2: install expo cli mac os
npm install -g expo-cli
npx expo-cli init projectName
cd projectName
npm run ios
npm run android
npm install --global expo-cli
npm install -g expo-cli
npx expo-cli init projectName
cd projectName
npm run ios
npm run android