Created
November 16, 2020 10:03
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| // MARK: UIView | |
| public extension UIView { | |
| private static var someTagKey: UInt8 = 0 | |
| var someTag: String? { | |
| get { return objc_getAssociatedObject(self, &Self.someTagKey) as? String } | |
| set { objc_setAssociatedObject(self, &Self.someTagKey, newValue, .OBJC_ASSOCIATION_RETAIN_NONATOMIC) } | |
| } | |
| } | |
| // MARK: Usage | |
| let view = UIView() | |
| /* ... */ | |
| view.someTag = "PrimaryView" | |
| /* ... */ | |
| if view.someTag == "PrimaryView" { } |
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