Swift-Q&A

这个学习 swift 的网址不错

Should IBOutlets be strong or weak under ARC?


@available 和 #available


Swift 3必看:新的访问控制fileprivate和open


What is the difference between a weak reference and an unowned reference?


What's the difference between “as?”, “as!”, and “as”?

Swift as、as!、as? 关键字 三种操作符的使用


What is the purpose of willSet and didSet in Swift?英

属性观察中


About “Declaration is only valid at file scope”


Swift - 邮箱网址手机号码等正则判断


警告与语义对照表,以后再也不用为 Xcode 各种警告纠结啦


Swift 调用OC第三方库


Global constants file in Swift

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