Composite design pattern in Objective C to handle primitive and composite objects uniformly.
Output
Composite::Operation
Leaf::Operation
Value = Leaf A
Leaf::Operation
Value = Leaf B
Composite::Operation
Leaf::Operation
Value = Leaf XA
Leaf::Operation
Value = Leaf XB
Leaf::Operation
Value = Leaf C
Suresh Kumar Srivastava is founder of online learning site coursegalaxy.com and author of popular books C In Depth,
Data Structures Through C In Depth. He has 18+ years experience in industry and worked on architecture and design of
multiple products. This article Composite Design Pattern In Objective C is from his Design Patterns course.