Kotlin-Fundamentals

Hello World in Kotlin

Every programming journey starts with Hello World. Let’s write our first Kotlin program.

The Code

Create a file named Hello.kt:

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fun main() {
    println("Hello, World!")
} …

Variables and Types in Kotlin

Kotlin’s type system is one of its defining features. It combines the safety of static typing with the convenience of type inference, so you rarely need to write explicit type annotations while …