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Singleton Design Pattern In Swift

Singleton design pattern in Swift to create one and only one instance of a class.

Output

Data = 10


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 Singleton Design Pattern In Swift is from his Design Patterns course.