Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

iOS Object-Oriented Objective-C Memory, Arrays and Loops, Oh My! Review Dictionaries and Arrays

What should I DO

What should I do on the thired step? Give me some advice please,Thank you.

variable_assignment.mm
NSArray *shoeOrder = @[@"Charles Smith",@"9.5",@"loafer",@"brown"];
NSMutableDictionary *shoeOrderDict = [[NSMutableDictionary alloc] init];

1 Answer

Kirill Dakhnyuk
Kirill Dakhnyuk
7,073 Points

Hi, you need to assign values, NSMutableDictionary = NSArray using objectAtIndex. It's simpler that looks like.

can you give me more detail,I really don't know how to write,thank you