How React Native works

JavaScriptCore JavaScriptCore is a framework that allows JavaScript code to be run on mobile devices, for instance. On iOS devices, this framework is directly provided by the OS. Android devices don’t have the framework, so React Native bundles it along with the app itself .7 Tem 2021

React is a framework for building applications using JavaScript. React Native is an entire platform allowing you to build native , cross-platform mobile apps, and React. … js is the heart of React Native, and it embodies all React’s principles and syntax, so the learning curve is easy.

When using React Native, you’re going to be running your JavaScript code in two environments: In most cases, React Native will use JavaScriptCore, the JavaScript engine that powers Safari . … When using Chrome debugging, all JavaScript code runs within Chrome itself, communicating with native code via WebSockets.