Как узнать React и React-родную версию
npm view react version
npm view react-native version
Puzzled Piranha
npm view react version
npm view react-native version{ "name": "AwesomeProject", "version": "0.0.1", "scripts": { "start": "node node_modules/react-native/local-cli/cli.js start",+ "postversion": "react-native-version" }}