Swift & SwiftUI

🚀

Swift Language

Swift is Apple's powerful and intuitive programming language for iOS, macOS, watchOS, and tvOS app development.

Fast and modern syntax
Type safety and memory safety
Protocol-oriented programming
Automatic memory management
Interoperable with Objective-C

🎨

SwiftUI Framework

SwiftUI is Apple's declarative framework for building user interfaces across all Apple platforms with Swift.

Declarative UI syntax
Live previews in Xcode
Cross-platform compatibility
Data binding and state management
Animation and transitions

Code Examples

// Swift - Variables and Functions
import Foundation

// Variables and Constants
var name: String = "Swift Developer"
let version: Double = 5.9

// Function with parameters and return type
func greetUser(name: String) -> String {
    return "Hello, \(name)! Welcome to Swift development."
}

// Optional handling
var optionalName: String? = "John"
if let unwrappedName = optionalName {
    print(greetUser(name: unwrappedName))
}
            

// SwiftUI - Simple View
import SwiftUI

struct ContentView: View {
    @State private var counter = 0
    
    var body: some View {
        VStack(spacing: 20) {
            Text("Welcome to SwiftUI")
                .font(.largeTitle)
                .foregroundColor(.blue)
            
            Text("Counter: \(counter)")
                .font(.title2)
            
            Button("Increment") {
                counter += 1
            }
            .buttonStyle(.borderedProminent)
        }
        .padding()
    }
}
            