Swift: Optionals Part 3

optionals_part2.swift

// Declare two optional values
var firstName: String? = "Roman"
var lastName: String? = "Blum"

// Option 1: Nested
if let unwrappedFirstName = firstName {
  if let unwrappedLastName = lastName {
    // Use unwrappedFirstName and unwrappedLastName
  }
}

// Option 2: Seperated by comma
if 
  let unwrappedFirstName = firstName, 
  let unwrappedLastName = lastName {
  // Use unwrappedFirstName and unwrappedLastName
}