• Inferred Types, to make code cleaner and less prone to mistakes.
  • Modules eliminate headers and provide namespaces.
  • Memory is managed automatically.
  • Don’t even need to type semi-colons.
  • Code written at global scope is used as the entry point for the program, so you don’t need a main() function.
  • Named parameters brought forward from Objective-C are expressed in a clean syntax that makes APIs in Swift easy to read and maintain.
  • Closures unified with function pointers
  • Tuples and multiple return values
  • Generics
  • Fast and concise iteration over a range or collection
  • Structs that support methods, extensions, and protocols
  • Functional programming patterns, e.g., map and filter
  • Powerful error handling built-in
  • Advanced control flow with do, guard, defer, and repeat keywords
  • Swift has an innovative feature known as optionals


Leave a Reply