16 lines
344 B
Swift
16 lines
344 B
Swift
import Foundation
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let fooKey = UnsafeMutablePointer<UInt8>.alloc(1)
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class MyClass { }
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let e = MyClass()
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// set
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objc_setAssociatedObject(e, fooKey, 1, .OBJC_ASSOCIATION_RETAIN)
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// get
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if let associatedObject = objc_getAssociatedObject(e, fooKey) {
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print("associated object: \(associatedObject)")
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} else {
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print("no associated object")
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}
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