Module 1 of 2 in Advanced Swift Techniques

Generics, Protocols & Functional Programming in Swift

Jul 2 2025, Swift 5.9, iOS 18, Xcode 16.2

Learn how generics, protocols and functional programming allow you to use object oriented principles while keeping your code from growing too large through the use of polymorphism, reuse and collection based functional programming. By Audrey Tam.

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EXPERIENCE

Advanced level

EST TIME TO COMPLETE

59 mins

CONTENT

3 lessons

Module outcomes

Learn how to reduce code duplication by creating generic functions and types that work with different types of objects.
Dive deeper into how protocols support concepts such as polymorphism.
Learn about functional programming and how Swift supports functional programming.

Covered concepts

Swift Generics
Swift Protocols
Functional Programming in Swift

Module content

Understanding & Applying Swift Generics Lesson (15 mins)

Learn why and how you should use protocols in your app development.

Start

Generics - Introduction • Start Reading · 3 mins

Generics Reading · 8 mins

Constraints Reading · 4 mins

Generics - Conclusion Reading · 1 min

Lesson 1 Quiz 8 questions

Understanding & Applying Protocols Lesson (32 mins)

Dive deeper into how you can use protocols in your app development.

Start

Protocols - Introduction • Start Reading · 2 mins

Combining Protocols Reading · 11 mins

Type Erasure Reading · 8 mins

Types Reading · 12 mins

Protocols - Conclusion Reading · 1 min

Lesson 2 Quiz 12 questions

Using Functional Programming with Swift Lesson (12 mins)

Learn why and how you should use functional programming functions in your app development.

Start

Functional Programming - Introduction • Start Reading · 1 min

Functional Programming Reading · 11 mins

Functional Programming - Conclusion Reading · 1 min

Lesson 3 Quiz 8 questions

Module outcomes

Covered concepts

Module content

Advanced Swift Concurrency

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