Does Kotlin work with Java?

Yes. Kotlin is 100% interoperable with the Java programming language and major emphasis has been placed on making sure that your existing codebase can interact properly with Kotlin. You can easily call Kotlin code from Java and Java code from Kotlin. This makes adoption much easier and lower-risk.

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Why did Android move to Kotlin?

To summarize everything, Kotlin became google’s recommended choice for mobile app development because Google wanted it to be! Kotlin was designed to be better than Java . It was meant to be a ladder which android app development companies can climb and migrate away from Java to something supposedly better.

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