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What are the differences between collections in C#?

An example of an AI chatbot conversation about differences between collections in C#.

😀
You

What are the main differences between List, Array, and Dictionary in C#?

MagicBuddy
MagicBuddy

In C#, a List is a dynamic array that can grow in size, an Array is a fixed-size collection, and a Dictionary is a key-value pair collection.

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You

Can you explain when to use each of these collections?

MagicBuddy
MagicBuddy

Use an Array when you know the size in advance, a List for dynamic collections, and a Dictionary for fast lookups by key.

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You

What about performance differences among them?

MagicBuddy
MagicBuddy

Arrays are the fastest for indexed access, Lists have some overhead for resizing, and Dictionaries are efficient for lookups but can be slower for iteration.

😀
You

Are there any other collection types I should know about?

MagicBuddy
MagicBuddy

Yes, there are other types like HashSet for unique items, Queue for FIFO operations, and Stack for LIFO operations.

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