Contained in: Your First iOS App: Data Flow in SwiftUI
swiftui
iOS & Swift
Your First iOS App: Data Flow in SwiftUI
Jun 25 2026 · Multimodal Module (44 mins)
This module continues building Bull’s Eye while introducing SwiftUI data concepts. You will add button actions, use state and bindings, work with strings and variables, and move game logic into a model…
iOS & Swift
Lesson in Your First iOS App: Data Flow in SwiftUI
SwiftUI State
Jun 25 2026 · Lesson
…this lesson, you’ll use SwiftUI state to show an alert when a button is tapped…
iOS & Swift
Lesson in Your First iOS App: Data Flow in SwiftUI
SwiftUI Bindings
Jun 25 2026 · Lesson
…more complex, and it’s all too easy to forget to update some part of the user interface when a state detail changes. Remember, SwiftUI was designed to solve the problem of the mismatch between user interface and application state. One of the things SwiftUI provides to help with this…
iOS & Swift
Lesson in Your First iOS App: Data Flow in SwiftUI
SwiftUI State
Jun 25 2026 · Lesson
Learn about an important concept called SwiftUI state, which helps you keep your user interface and app state always consistent…
iOS & Swift
Lesson in Your First iOS App: Data Flow in SwiftUI
SwiftUI Bindings
Jun 25 2026 · Lesson
SwiftUI bindings to keep the value of the slider synchronized with a state variable…
iOS & Swift
Lesson in Your First iOS App: Data Flow in SwiftUI
Buttons & Actions
Jun 25 2026 · Lesson
…going to do open and close quote. And inside here, we’ll just write in “Hello, Swift UI”. Button("Hit me") { print("Hello, SwiftUI!") } We’re going to have to try this out in the simulator because currently there’s not an easy or reliable way to see the result…
iOS & Swift
Lesson in Your First iOS App: Data Flow in SwiftUI
Variables
Jun 25 2026 · Lesson
…into the variables. Here’s the syntax to create a variable in Swift. If this variable is a property on a SwiftUI view, you can add the @State keyword. This tells Swift that this variable contains important app state. Remember, any time a state variable changes, SwiftUI automatically recomputes…
iOS & Swift
Lesson in Your First iOS App: Data Flow in SwiftUI
Create a Model
Jun 25 2026 · Lesson
…this section, you’ll review what you learned about SwiftUI data in this module…
iOS & Swift
Lesson in Your First iOS App: Data Flow in SwiftUI
Buttons & Actions
Jun 25 2026 · Lesson
…this lesson, you’ll get an overview of the SwiftUI data concepts covered in this module…