Programming for Non-Programmers: iOS 15 and Swift 5

Get the instructions and skills you need to create a simple iOS application in one day. Learn about setting up a coding environment, working with variables, and more.

Introduction

• Build a simple application in one day
• What you should know
• The finished app

1. Setting Up Your Coding Environment

• Finding and installing Xcode
• Creating an Xcode project
• Understanding the Xcode interface
• Configuring Xcode for app development
• Configuring the iOS Simulator for app development

2. Programming Building Blocks: Variables

• How programming works
• Understanding variables and constants
• Working with variables in a playground
• Using variables in SwiftUI
• SwiftUI stacks and attributes
• Creating a custom SwiftUI component
• Creating calculator buttons
• Adding dynamically customizable attributes
• Challenge: Finishing the calculator buttons
• Solution: Finishing the calculator buttons

3. Programming Building Blocks: Methods

• Understanding methods
• Using methods
• Running code when a button is pressed
• Using a method as a variable
• Passing parameters to method variables
• SwiftUI binding
• Using different methods to handle different events
• Challenge: Creating methods for other buttons
• Solution: Creating methods for other buttons

4. Programming Building Blocks: Control Flow

• Understanding conditional statements
• Using conditional statements and booleans
• Handling the numeric button presses
• Optionals and if let statements
• Enums
• Challenge: Conditionals
• Solution: Conditionals

5. Finishing the Application

• Storing the saved number
• Showing the total when the equals button is tapped
• Formatting the number with commas
• Adding an App Icon
• Challenge: Clear button
• Solution: Clear button

Conclusion

• Next steps