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

Posted by Paul Hennig
Paul Hennig
1,596 Points

Declare a variable named thing of type id and initialize it to nil.

NSArray *things = nil;

for (id thing in things);

2 Answers

Sebastian Döll
Sebastian Döll
24,464 Points
Sebastian Döll
Sebastian Döll
24,464 Points

This way you declare a variable of type NSArray, or better you instiantiate an object of type NSArray. What you are tasked to do is the following:

id thing = nil;

A variable of type (id) can hold anything assigned at runtime.

Paul Hennig
Paul Hennig
1,596 Points
Paul Hennig
Paul Hennig
1,596 Points

Thanks!