Arrays & Collections | Swift Fundamentals | Xcode Tutorial

Welcome to Swift Fundamentals! 🚀

In this video, we’ll cover arrays, dictionaries, and sets in Swift—the primary collections you’ll use to store and manage data. You’ll learn how to work with arrays for ordered lists, dictionaries for key-value pairs, and sets for unique elements. Perfect for anyone looking to organize data efficiently in Swift! 💻✨

What You’ll Learn:

Arrays: How to create and manage ordered lists of data.
Dictionaries: Use key-value pairs for quick lookups and updates.
Sets: Store unique values efficiently with no duplicates.
By the end of this tutorial, you’ll have a solid foundation for working with collections in Swift, enabling you to handle data dynamically in your apps. 🎉

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Timestamps:
0:00 - Introduction to Arrays and Collections in Swift
0:55 - Declaring and Initializing Arrays
2:00 - Adding and Removing Array Elements
4:19 - Looping Through Arrays with For-In
6:49 - Using Dictionaries for Key-Value Pairs
8:00 - Accessing and Updating Dictionary Values
9:49 - Working with Sets for Unique Values
13:25 - Example function
16:28 - Useful Array Operations: Count and Contains
17:57 - Wrap-Up