🔰Binding State

SwiftUI ⟩ Data Flow ⟩ Binding ⟩ create Binding from State

💾 程式

📗 參考：SwiftOnTap ⟩ Binding ⭐️

// ⭐️ creating `Binding` from `@State`
struct ExampleView: View {

    // ⭐️ source of truth: @State variable
    @State private var text: String = "🍌🍌"

    var body: some View {
        // text: String 
        Text(text)
        // ⭐️ $text: Binding<String>
        // two-way connection to a source of truth
        //                             ╭─⭐️─╮
        TextField("Placeholder", text: $text)
    }
}

📘 手冊

• SwiftOnTap ⟩ Binding ⭐️

👥 相關

• State