What are the best container choices in C++?

What are the best container choices in C++?

In C++, the best container choices depend on your specific needs. Common options include std::vector, std::list, and std::map. Each has its own strengths.

Can you explain when to use std::vector over std::list?

Sure! Use std::vector when you need fast random access and when the size of the container is known in advance. std::list is better for frequent insertions and deletions.

What about std::map? When should I use it?

std::map is ideal for associative arrays where you need to store key-value pairs and require fast lookups based on keys.

Are there any performance considerations I should be aware of?

Yes, performance can vary significantly. std::vector has better cache performance, while std::list has overhead due to pointers. Always consider your access patterns.