Value types limit state sharing across API boundaries. Mutating functions can modify properties of enclosing value types. Mutating contexts can assign new values to self. Mutating functions can be part of protocols even for reference types. Initializers are always mutating by default
Swift extension provides syntax highlighting and code completion for Swift development. Supports Swift Package Manager projects and compile_commands.json projects. Includes debugging, testing with XCTest and Swift Testing frameworks
Swift is a modern programming language designed for safety and performance. Swift on Server enables server-side development using frameworks like Vapor and Hummingbird. The language combines high-level simplicity with compiled language performance
FileManager is a built-in Swift class for accessing file system. File paths are represented as URLs in Swift. iOS apps operate in secure sandbox environment with Documents directory
Udemy has over 4.2 million iOS development learners. Courses range from beginner to advanced levels. Most courses have 30-44.5 hours of instruction
Swift was created by Apple in 2014 as the official language for Apple's operating systems. It's an open-source, statically typed programming language with LLVM compiler. Swift has gone through 5 major versions in 6 years. Everything in Swift is an object, including built-in types like Int and String