Resources, insights, and stories

Enums and switch statements are a natural pair in Swift because the compiler can help you handle every possible value.

Learn how to group multiple switch cases together so related values can run the same code without repeating yourself.

Learn how Swift switch statements can match ranges of values, not just one exact value at a time.

Learn how Swift functions help you organize code, reduce repetition, and turn repeated steps into reusable actions.

Learn how closures let you store, pass, and run blocks of Swift code without giving every block a separate function name.

Here's an early look at Swift Macros, a feature introduced at WWDC 2023 to reduce boilerplate code and make repetitive Swift patterns easier to manage.