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 Objective-C Basics (Retired) Advanced Objective-C Dynamic Typing

Kristin Day
Kristin Day
1,450 Points
Posted by Kristin Day
Kristin Day
1,450 Points

Ok, I know how to declare the variable, but I don't know how to initialize it to nil. Can someone help me with this one

I've reviewed the videos and I'm not seeing this.

object.mm 
id thing = @nil;

1 Answer

William Li
PLUS
William Li
Courses Plus Student 26,868 Points
William Li
William Li
Courses Plus Student 26,868 Points

Hi, Kristin Day , remove the @ and your code is good to go.

id thing = nil;
Kristin Day
Kristin Day
1,450 Points
Kristin Day
Kristin Day
1,450 Points

I thought I tried it that way, but I'll give it a go again. Thanks so much for the help!!