SiteCatalyst code will be injected here when viewed in production iOS Developer Library — Pre-Release Developer The Swift Programming Language iBook Welcome to Swift About Swift A Swift Tour Language Guide The Basics Basic Operators Strings and Characters Collection Types Control Flow Functions Closures Enumerations Classes and Structures Properties Methods Subscripts Inheritance Initialization Deinitialization Automatic Reference Counting Optional Chaining Type Casting Nested Types Extensions Protocols Generics Advanced Operators Language Reference About the Language Reference Lexical Structure Types Expressions Statements Declarations Attributes Patterns Generic Parameters and Arguments Summary of the Grammar Important This is a preliminary document for an API or...