Free
CourseLearn Swift: Arrays, Sets, and Dictionaries
Continue your Swift journey by learning these collection types: arrays, sets, and dictionaries!
This course includes
This course includes
Skill level
BeginnerTime to complete
Average based on combined completion rates — individual pacing in lessons, projects, and quizzes may vary4 hoursProjects
5Prerequisites
None
About this course
Continue your Swift learning journey! Incorporate collection types that allow you to store data in a meaningful way. Arrays store elements and keep the ordering, sets can sort a collection of unique data, and dictionaries create unique key-value pairs. Having these concepts under your toolbelt will ensure that you are able to store, access, and manipulate valuable information.
Syllabus
3 lessons • 5 projects • 3 quizzesCertificate of completion available with Plus or Pro
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Meet the creator of the course
Kenny Lin
Web Development Domain Manager at CodecademyEarn a certificate of completion
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Reviews from learners
- The progress I have made since starting to use codecademy is immense! I can study for short periods or long periods at my own convenience - mostly late in the evenings.ChrisCodecademy Learner @ USA
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- Brilliant learning experience. Very interactive. Literally a game changer if you're learning on your own.John-AndrewCodecademy Learner @ USA
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Related resources
- Article
What are Tuples?
Get an overview of what tuples are in Swift and see their application in iterating through dictionaries. - Article
Using Arrays to Group Data
Use arrays to keep track of your data in an orderly fashion. - Article
Arrays
Like vectors, the array is a data structure used in C++ to store a sequential collection of elements. Unlike vectors, its size cannot be changed.
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Practice Projects
Guided projects that help you solidify the skills and concepts you're learning.Assessments
Auto-graded quizzes and immediate feedback help you reinforce your skills as you learn.Certificate of Completion
Earn a document to prove you've completed a course or path that you can share with your network.