What does this program print?
swift
let raw: String? = "12"
if let raw, let value = Int(raw) {
print(value * 2)
} else {
print("invalid")
}
What does this program print?
from Optionals Swift 6.3.3 beginner 2 min
let raw: String? = "12"
if let raw, let value = Int(raw) {
print(value * 2)
} else {
print("invalid")
}