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.
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For React Native, for the programming language – you need JavaScript or a slightly different take on JavaScript which mixes JavaScript and HTML type syntax called JSX. The tools for React Native are mostly a text editor and the Chrome debugger and a few tools others for build and testing.22 Tem 2021
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