What are some advanced topics in C# collections?

What are some advanced topics in C# collections?

Advanced topics in C# collections include generics, LINQ, custom collection classes, and performance optimization.

Can you explain how generics improve collection performance?

Generics allow you to define a class or method with a placeholder for the type, which reduces boxing/unboxing and improves type safety.

What is LINQ and how does it relate to collections?

LINQ (Language Integrated Query) provides a syntax to query collections in a more readable way, allowing for filtering, sorting, and grouping.

How do I create a custom collection class in C#?

To create a custom collection class, implement the ICollection interface and define methods like Add, Remove, and GetEnumerator.