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class Man{}class Woman{}let man = Man()let woman = Woman()var arr:[AnyObject] = [man,woman]for people in arr { if let m = people as? Man { println("这是个男人") }else if let w = people as? Woman { println("这是个女人") }} |
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class Man{}class Woman{}var arr:[Any] = [Any]()arr.apppend(1)arr.append("hangge.com")arr.append(Man())arr.append(Woman())for any in arr { switch any { case let any as Int: println("这是个Int类型") case let any as String: println("这是个String类型") case let any as Man: println("这是个男人类型") case let any as Woman: println("这是个女人类型") default: println("这是个未知类型") }} |
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原文地址：http://www.cnblogs.com/Free-Thinker/p/4838439.html
