Kotlin Tutorial (Part 2) — IDE

The main Integrated Development Environment (IDE) for developing Kotlin is IntelliJ IDEA, which is an open-source and free (Community Edition) IDE developed by JetBrains, the company that designed and developed Kotlin.

Step 1. Create the first project

First, in IntelliJ IDEA click on the new project.

Click on the new project

Step 2. Create a Kotlin JVM project

Click on Kotlin JVM

Finalize the project

Step 3. Create Hello World Project

Create a file in the src folder, name it main.kt.

The entry point in a Kotlin app is the main function, so to create a Hello World app, we need to create a function that prints “Hello World!”:

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

Next Part: Kotlin Tutorial (Part 3) — Basic Syntax