LLD Interview Notes: Day 23/50
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LLD Interview Notes: Day 23/50 Topic: Iterator Pattern Imagine you're building an application that manages a collection of books, users, or products. You want to traverse these elements one by one. Should every client know how the collection stores its elements internally? What happens if the collection changes from an array to a linked list? How can you provide a consistent way to access elements without exposing the internal structure? That's where the Iterator Pattern comes in. 1. What Is the Iterator Pattern? The Iterator Pattern is a behavioral design pattern that provides a stan
Posted by SCR (8.5k followers) 26 min ago · 1 likes · 87 views · view the original post on X. Kept by the Dev Radar as Careers & learning.
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