What version of React Native am I using?

React 17 will no longer attach event handlers at the document level. Instead, it will attach them to the root DOM container into which your React tree is rendered. Note: For this to work, both the version of React apps should be more than v17, which is why upgrading to v17 is needed , i.e. to make further upgrades easy.

React Native. React Native is an open-source JavaScript framework used for developing a mobile application for iOS Android, and Windows. It uses only JavaScript to build a cross-platform mobile app. React Native is same as React, but it uses native components instead of using web components as building blocks .

In React Native you simply write a React code but it acts as a bridge between JavaScript(JS) and mobile’s native properties. The added advantage of React Native is the cross-platform compatibility , which lets you run your app on both IOS and Android devices.

Checking the version To check the react-native version in your system, run the react-native -v command inside the terminal . This above command work on both mac and windows based operating systems. Similarly, you can also check the react-native version by opening a package. json file in your project.