Luciano Schillagi lucianoschillagi
🛠️
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| import Foundation | |
| // Swift Standard Library - Exploring its methods! | |
| // The 'precondition' method. | |
| let faceWithSunglasses: Character = "🙂" | |
| //let faceWithSunglasses: Character = "😎" | |
| // if this precondition is not true, the program will be interrupted | |
| precondition(faceWithSunglasses == "😎", |
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| import Foundation | |
| class Person { | |
| let name: String | |
| let age: Int | |
| init(name: String, age: Int) { | |
| self.name = name | |
| self.age = age | |
| } |
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| import Foundation | |
| // Define a class-only protocol conforming 'Vehicle' to 'AnyObject'. | |
| protocol Vehicle: AnyObject { | |
| var numberOfWheels: Int { get } | |
| func drive() | |
| } | |
| // Define a class that adopts the protocol. | |
| class Car: Vehicle { |
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| import Cocoa | |
| /// Property Observers 👀 | |
| class Person { | |
| var favoriteColor = "BLUE" { | |
| // and now my 'favoriteColor' will be... | |
| willSet(newFavoriteColor) { | |
| print("My favorite color NOW is '\(newFavoriteColor)'") | |
| } | |
| // my 'favoriteColor' was... |
lucianoschillagi
/ .swift
Created
September 2, 2024 23:54
Custom Implementations with Protocol Extensions
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| import Foundation | |
| protocol Greetable { | |
| var name: String { get } | |
| func greet() | |
| } | |
| extension Greetable { | |
| func greet() { | |
| print("Hello, \(name)") |
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| import Cocoa | |
| func printBasicEmojies() { | |
| let startScalar = 0x1F600 | |
| let endScalar = 0x1F64F | |
| // Iterate over the range and print each character | |
| for scalarValue in startScalar...endScalar { | |
| if let scalar = UnicodeScalar(scalarValue) { |
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| import Cocoa | |
| func printCJKUnifiedIdeographs() { | |
| // Define the range of Unicode scalars | |
| // Examples: Common Chinese characters (e.g., 中, 国). | |
| let startScalar = 0x4E00 | |
| let endScalar = 0x9FFF | |
| // Iterate over the range and print each character |
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| import Foundation | |
| @dynamicCallable | |
| struct PersonIntroduceYourself { | |
| func dynamicallyCall(withArguments names: [String]) -> String { | |
| guard names.count == 2 else { | |
| return "Invalid number of arguments. | |
| Please provide both first name and last name." | |
| } |
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| import Cocoa | |
| func processCoordinates(coordinates: (Double, Double)) { | |
| switch coordinates { | |
| case (0, 0): | |
| print("You're at the origin!") | |
| case (let x, 0): | |
| print("You're on the x-axis at \(x)") | |
| case (0, let y): | |
| print("You're on the y-axis at \(y)") |
lucianoschillagi
/ .swift
Created
December 19, 2023 11:21
Voice Over will read the Text "Hello Accesibility"
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| import SwiftUI | |
| struct AccesibilityText: View { | |
| var body: some View { | |
| ZStack { | |
| Color.mint.opacity(0.7).ignoresSafeArea() | |
| VStack { | |
| Text("Hello, Accessibility!") | |
| .font(.largeTitle) |
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