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Intermediate 10 planned topics Mobile Development

Introduction to Swift

Learn Swift syntax, optionals, and iOS app basics. Free Swift introduction for mobile developers.

Learning Outcomes

  • Write Swift functions and structs
  • Unwrap optionals safely
  • Understand let versus var
  • See how Swift connects to iOS views

Overview

Swift is Apple’s language for iOS, macOS, and related platforms. Optionals and value types are central.

This page introduces playgrounds, structs versus classes, and why the compiler is strict.

UIKit or SwiftUI comes after the language basics.

What this course will cover

  1. 1. Syntax
  2. 2. Optionals
  3. 3. Structs
  4. 4. Classes
  5. 5. Protocols
  6. 6. SwiftUI intro

Start a complete tutorial now

Full 6-level lessons are live for C, C++, Java, Python, and JavaScript. Use them while the remaining Swift lessons are added.

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