Scala-Fundamentals

Hello World in Scala

Every programming journey starts with Hello World. Let’s write our first Scala program and explore the elegance of this JVM language.

The Code

Create a file named HelloWorld.scala:

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Variables and Types in Scala

Scala’s type system is one of its most distinctive features: it is statically and strongly typed, yet rarely forces you to write type annotations by hand. The compiler infers types throughout …

Operators in Scala

Operators are the verbs of a programming language—they combine values into expressions that compute results. Scala supports the familiar arithmetic, comparison, logical, and bitwise operators you …

Control Flow in Scala

Control flow determines the order in which your program executes its statements—which branches it takes, which blocks it repeats, and which values it produces. Scala approaches control flow with a …

Functions in Scala

Functions are where Scala’s dual nature really shines. As a language that unifies object-oriented and functional programming, Scala treats functions as both named blocks of behavior (methods, …