Swift Typing Practice
Master Swift syntax with real-world code examples. Practice typing Swift code to boost your development speed and reduce syntax errors.
Start Swift PracticeWhy Practice Swift Typing?
Optionals
Get familiar with ? and ! optional syntax, and guard let.
Closures
Practice { } closure syntax and trailing closures.
Protocols and Extensions
Master protocol and extension declarations.
Enums and Associated Values
Smoothly type enum with associated values.
Common Swift Syntax
Practice these common Swift syntax patterns for smooth coding:
var name: String?guard let value = opt else{ (x) -> Int in x * 2 }protocol Identifiable