Analysis of information sources in references of the Wikipedia article "Swift語言" in Chinese language version.
Swift borrows a clever feature from the D language: these identifiers expand to the location of the caller when evaluated in a default argument list.
Swift is proprietary and closed: It is entirely controlled by Apple and there is no open source implementation.
I started work on the Swift Programming Language in July of 2010. I implemented much of the basic language structure, with only a few people knowing of its existence. A few other (amazing) people started contributing in earnest late in 2011, and it became a major focus for the Apple Developer Tools group in July 2013 [...] drawing ideas from Objective-C, Rust, Haskell, Ruby, Python, C#, CLU, and far too many others to list.引用错误：带有name属性“lattner 2014 info 1”的
<ref>标签用不同内容定义了多次You can imagine that many of us want it to be open source and part of LLVM, but the discussion hasn't happened yet, and won't for some time.
Swift is proprietary and closed: It is entirely controlled by Apple and there is no open source implementation.
You can imagine that many of us want it to be open source and part of LLVM, but the discussion hasn't happened yet, and won't for some time.
I started work on the Swift Programming Language in July of 2010. I implemented much of the basic language structure, with only a few people knowing of its existence. A few other (amazing) people started contributing in earnest late in 2011, and it became a major focus for the Apple Developer Tools group in July 2013 [...] drawing ideas from Objective-C, Rust, Haskell, Ruby, Python, C#, CLU, and far too many others to list.引用错误：带有name属性“lattner 2014 info 1”的
<ref>标签用不同内容定义了多次Swift borrows a clever feature from the D language: these identifiers expand to the location of the caller when evaluated in a default argument list.