Smart Cast: Object is automatically cast to a desired type.Null Safety: Objects are null safe by default so that nasty null pointer exceptions are avoided.Interoperable with Java: Kotlin code can be called from Java code and vice versa.Higher-order Functions: Functions themselves can be arguments to or returned from other functions.Extensions: Add extra functionality to an existing component.Survey from 2018 reveals favourite Kotlin features. Could you mention some key features of Kotlin?.Multiplatform: Though initially created for JVM, Kotlin can be used for front-end development and even native apps.Since you write less code, there's less chance of introducing errors. Safe: Kotlin avoids NullPointerException.Performance: With Kotlin’s support for inline functions, code often runs faster.Java has always been known for its verbosity. Concise: Kotlin does more with less code.Compilation is fast, sometimes faster than Java. Development Environment: Kotlin has excellent IDE support, including IntelliJ IDEA and Android Studio.Learning Curve: Kotlin has a simpler syntax and therefore easier to learn.Here are some reasons why it makes sense to move to Kotlin: This makes the transition from Java to Kotlin a lot easier for existing projects. IDEs also support automated conversion of Java code to Kotlin code. Kotlin code can be mixed with Java and can call existing Java libraries. While there are differences, it's important to first note that Kotlin is compatible with Java. Use of Kotlin data class simplifies coding.

Kotlin language