Swift-Fundamentals

Hello World in Swift

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

The Code

Create a file named hello.swift:

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print("Hello, World!")

That’s it! …

Variables and Types in Swift

May 3, 2026 swift variables types data-types

Swift’s type system is one of its defining features: static and strong, yet flexible enough that you rarely need to write types explicitly. The compiler infers types from context, catches …

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