Functions In Kotlin

Functions are an essential part of any programming language

From my dev laptop

In the previous two articles, I have written on the basics of Kotlin. The focus of this article is Functions.

In Kotlin, functions do not need a class, which differs from some of the other widely used programming languages like Java, C#, etc.

It’s advisable to read my earlier articles before proceeding further.

• Say Hi to “Kotlin”. I started my career as a Java… | by tarun bhatt | Sep, 2021 | Medium
• Kotlin Basics. In my previous article, I provided an… | by tarun bhatt | Sep, 2021 | Medium

I will be covering the following sections in this article:

1. Function expressions
2. Local Functions
3. Functions with default parameters
4. @Jvm overloads
5. Functions with Named parameters
6. Extension functions
7. Inflix functions
8. Tail recursive functions

There is a lot to cover but first, let us look at a basic function definition.

fun doSomething(value: String) : String {
 return “ “
 }

fun keyword defines a function, and the return keyword returns a value to the calling…