iOS 15.5, Xcode 13.31, Swift 5, UIKit 환경에서 진행했습니다. Notification 등록(Post) let dict: [String: String] = ["IndexPath": String(indexPath.row)] NotificationCenter.default.post(name: NSNotification.Name("FlowLayoutIndexPath"), object: nil, userInfo: dict) Notification 구독(Observer) NotificationCenter.default.addObserver(self, selector: #selector(observerFunction(_:)), name: NSNotification.Name("FlowLay..
