Swift 2.2 发布了。Swift是一种使用现代的安全设计方式和软件设计模式构建的通用编程语言。该版本语言更新如下：

• SE-0001: Allow (most) keywords as argument labels

• SE-0015: Tuple comparison operators

• SE-0014: Constraining AnySequence.init

• SE-0011: Replace typealias keyword with associatedtype for associated type declarations

• SE-0021: Naming Functions with Argument Labels

• SE-0022: Referencing the Objective-C selector of a method

• SE-0020: Swift Language Version Build Configuration

  
  

了解bug更新请点击这里 

下载地址：    

•  Xcode 7.3*    

•  Ubuntu 15.10   

•  Ubuntu 14.04