Kotlin Programming By Example

Advantages of Kotlin

As previously discussed, Kotlin was designed to be a better Java, and as such, there are a number of advantages to using Kotlin over Java:

• Null safety: One common occurrence in Java programs is the throwing of NullPointerException. Kotlin alleviates this issue by providing a null-safe type system.
• Presence of extension functions: Functions can easily be added to classes defined in program files to extend their functionality in various ways. This can be done with extension functions in Kotlin.
• Singletons: It is easy to implement the singleton pattern in Kotlin programs. The implementation of a singleton in Java takes considerably more effort than when it is done with Kotlin.
• Data classes: When writing programs, it is ...