Programming Kotlin

Fluency with Any Object

infix reduces some noise, but when working with just about any object, Kotlin makes code less verbose and more expressive. The language does this by adding a few convenience functions. Learning those methods can make your everyday coding a pleasant experience and make your code more fluent.

Coding in Kotlin involves invoking functions, methods, and passing lambda expressions, among other things. The language offers some support for minimizing noise with these day-to-day operations.

Specifically, Kotlin has four significant methods that can make code fluent: also(), apply(), let(), and run(). Each of these methods takes a lambda expression as a parameter and returns something back after invoking the given lambda. The ...