> On Aug 24, 2016, at 7:42 PM, Xiaodi Wu <[email protected]> wrote:
>
> import Foundation
>
> let foo: Any = "Hello"
> type(of: foo) == String.self // true
> type(of: foo) == NSString.self // false
>
> let bar: Any = "Hello" as NSString
> type(of: bar) == String.self // false
> type(of: bar) == NSString.self // true
>
> Why not this?
Because if you actually try that, it doesn’t work. type(of: bar) ==
NSString.self actually returns false, not true, because the actual instance
belongs to a private subclass of NSString, not NSString itself. type(of: bar)
== NSClassFromString(“__NSCFString”) works, but that doesn’t really help us.
Charles
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