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Codecademy

Learn Swift: Optionals

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Continue your Swift learning journey with Learn Swift: Optionals. Sometimes when we work with data, we find that information is missing. Handle values that might be absent by learning how to use optionals.

Syllabus

  • Optionals: Learn how to use optionals to handle data that might be nil.
    • Lesson: Optionals
    • Quiz: Optionals
    • Project: School Database
    • Informational: Next Steps

Taught by

Kenny Lin

Reviews

4.1 rating at Codecademy based on 13 ratings

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