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! Alloc and Init

Posted by Sydney Guitjens
Sydney Guitjens
5,796 Points

What am I missing in my answer to the NSMutableDictionary challenge question?

I didn’t get any errors in Xcode, but I must still be missing something because the quiz says it’s wrong. Can someone help me spot the mistake?

variable_assignment.mm 
NSMutableDictionary *carDict = [[NSMutableDictionary alloc] initWithObjectsAndKeys:@"Make", @"Honda", @"Model", @"Accord", nil];

2 Answers

Carl Smith
Carl Smith
8,185 Points

NSMutableDictionary *carDict = [[NSMutableDictionary alloc] initWithObjectsAndKeys:@"Honda", @"Make", @"Accord", @"Model", nil];

This worked for. Looks like you have your keys and values backwards.

Sydney Guitjens
Sydney Guitjens
5,796 Points
Sydney Guitjens
Sydney Guitjens
5,796 Points

Thank-you!