http://swifter.tips/

https://github.com/dzenbot/XCSwiftr

https://www.natashatherobot.com/using-swift-extensions/

http://www.swifthumb.com/article-189-1.html

http://swiftcn.io/doc/

http://blog.csdn.net/column/details/banningsswiftrelated.html

http://www.tuicool.com/articles/fMbIJv

http://www.cocoachina.com/special/swift/

http://www.cocoachina.com/cms/tags.PHP?/Swift/

原文链接：https://www.f2er.com/swift/321727.html