01 optionals — DedSec Project
let name: String? = nil print(name ?? "Unknown") let values = 2, 4, 6 print(values.reduce(0, +))
Source reference
let name: String? = nil
print(name ?? "Unknown")
let values = [2, 4, 6]
print(values.reduce(0, +))
let name: String? = nil print(name ?? "Unknown") let values = 2, 4, 6 print(values.reduce(0, +))
let name: String? = nil
print(name ?? "Unknown")
let values = [2, 4, 6]
print(values.reduce(0, +))