This playground provides a personalised sandboxed environment for you to learn and explore Scala.
Playgrounds give you a configured environment to start playing and exploring using an unstructured learning approach.
Playgrounds are great for experimenting and trying samples. To learn more about the technology then start with one of our labs
Thank you for trying the playground. More courses and scenarios are available at on our homepage
Don’t stop now! The next scenario will only take about 10 minutes to complete.
Copy the following code into the editor.
object HelloWorld {
def main(args: Array[String]): Unit = {
println("Hello, world!")
}
}
Step 1) Compile using scalac app.scala
Step 2) Execute using scala HelloWorld
Start the Scala REPL using scala
Interested in writing your own Java scenarios and demos? Visit www.katacoda.com/teach
Knowing what you need to know is the hardest part. Our guided pathways help build your knowledge around real-world scenarios.
The best way to learn its by doing. All our tutorials are interactive with pre-configured live environments ready for you to use.
It's a competitive industry. Your skills need to keep up with the latest approaches. Katacoda keeps your skills up-to-date.
Knowing what you need to know is the hardest part. Our guided pathways help build your knowledge around real-world scenarios.
The best way to learn its by doing. All our tutorials are interactive with pre-configured live environments ready for you to use.
It's a competitive industry. Your skills need to keep up with the latest approaches. Katacoda keeps your skills up-to-date.