🔰events

SwiftUI ⟩ view ⟩ events

🔴 主題

💈範例

• Timer - use .onChange(), .onRecieve()

📘 手冊

• SwiftUI ⟩ View ⟩ Input and Event Modifiers ⟩

  • .onReceive(_:perform:) - perform action when emitted data detected.

  • .onChange(of:perform:) - perform action when specific value changes.

📗 參考

• 彼得潘 ⟩ SwiftUI 偵測內容改變的 onChange modifier

• Paul ⟩ How to run some code when state changes using onChange()

🗣 討論

• Developer ⟩ @State + didSet Property Observer

👥 相關

• Picker