String Interpolation trong Swift

let name = "Alice"
let age = 25
 
print("Hello, \(name)!")
print("I am \(age) years old")

let a = 10
let b = 20
 
print("Sum: \(a + b)")
print("Max: \(max(a, b))")

let numbers = [1, 2, 3, 4, 5]
 
print("Count: \(numbers.count)")
print("Sum: \(numbers.reduce(0, +))")

let name = "Bob"
let items = ["Apple", "Banana"]
 
let message = """
    Hello, \(name)!
    You have \(items.count) items:
    \(items.joined(separator: ", "))
    """