Programming in Swift: Fundamentals

Oct 19 2021 · Swift 5.5, iOS 15, Xcode 13

Part 3: Control Flow

23. Challenge: Iterating Collections

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Notes: 23. Challenge: Iterating Collections

Update Notes: The student materials have been reviewed and are updated as of October 2021.

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It’s time for your next challenge! You can find the challenge in the “07 - Challenge - Iterating Collections” page of the playground you’ve been using, or you can download a new one from the resources for this video. Open it up, and try solving the challenge questions on your own, then keep watching to compare your work to mine. Good luck!

for pastry in pastries {
if pastry[pastry.startIndex] == "c" {
print(pastry)
for pastry in pastries
for pastry in pastries where pastry[pastry.startIndex] == "c" {
print(pastry)