observeValue(forKeyPath:of:change:context:)
Declaration
@MainActor @preconcurrency override dynamic func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?)@MainActor @preconcurrency override dynamic func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?)