存放收集自用的swift学习资源
official website entry
https://developer.apple.com/swift/
https://www.swift.org/
documentation
https://docs.swift.org/swift-book/index.html
https://developer.apple.com/documentation/swift/
https://developer.apple.com/learn/curriculum/
video tutorials
https://developer.apple.com/videos/swift
forums
https://developer.apple.com/forums/
https://developer.apple.com/forums/tags/swift