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 trial1 Answer
Dennis Walsh
5,793 PointsHow would you declare the following instance if you didn't know which class it belongs to?
obj = [1,2,3,4];
The generic type in objective-c is id
id obj = [1,2,3,4];