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Swift

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SwiftUI ObservableObject / @Observable

SwiftUI ObservableObject と @Published の基本

14 views08 Feb 2026

SwiftUI でビューとデータを結びつける仕組みの中心にあるのが ObservableObject プロトコルだ。このプロトコ...

@StateObject vs @ObservedObject — 使い分けの基準

8 views09 Feb 2026

SwiftUI で ObservableObject を扱う際、@StateObject と @ObservedObject と...

SwiftUI @EnvironmentObject で依存注入する

5 views09 Feb 2026

ビュー階層が深くなると、親から子、子から孫へとオブジェクトをバケツリレーのように渡す必要が出てくる。@ObservedObjec...