A native module is a set of javascript functions that are implemented natively for each platform (in our case is iOS and Android). It is used in cases where native capabilities are needed, that react native doesn’t have a corresponding module yet, or when the native performance is better.
Read moreCan I use Java in React Native?
With React Native, you create one codebase that works on both Android and iOS . And it doesn’t just “work”—it compiles to native Java and Swift code. Specifically, React Native creates a bridge between web UI components and their native Java/Swift counterparts.
Read moreHow does React Native bridge work?
The Bridge in React Native permits the JavaScript code and the Native code to interact with each other . Without the bridge in React Native, there is absolutely no means for the native code to transmit any information to the JavaScript code and vise versa.
Read moreHow do you call a Java code in React Native?
How to call native Java functions from JavaScript for a React Native app (Android)
Read moreIs React Native faster than Java?
Java and Kotlin have similar performance indications and are the best options for Android development. Native is 2 times faster then Flutter. React native is around 6 times slower than native .
Read moreHow do you bridge native module to React Native?
Creating a Native Bridge:
Read moreCan we write Java code in React Native?
The first step to be able to use Java native code from react-native is to create a new Java module that extends the ReactContextBaseJavaModule class . To do so on the 1:Project pane of Android Studio right click on the com. helloworld folder and select New -> Java Class as shown below.3 Tem 2018
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