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koher 10/27/2017 3:22 AM
let b: @convention(block) () -> Int = { 42 } b as AnyObject === b as AnyObject // true
3:24 AM
でも
3:24 AM
import Foundation let str = "str" let b = str as NSString let c: AnyObject = b // OK
3:24 AM
ですよね？
3:24 AM
納得がいかないのは let b: @convention(block) () -> Int = { 42 } b as AnyObject === b as AnyObject // true let c: AnyObject = b // ERROR
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