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Swift Fundamentals: Working With Optionals
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Optionals are an integral aspect of Swift development. They highlight a core concept of the Swift language. Safety.
At first glance, optionals look inconvenient and a necessary evil of Swift development. That's true if safety isn't high on your list of priorities. Unless you embrace optionals and what they represent, working with Swift will be a struggle and it will end in frustration.
At first glance, optionals look inconvenient and a necessary evil of Swift development. That's true if safety isn't high on your list of priorities. Unless you embrace optionals and what they represent, working with Swift will be a struggle and it will end in frustration.