What is the C++ Standard Template Library (STL)?

What is the C++ Standard Template Library (STL)?

The C++ Standard Template Library (STL) is a powerful set of C++ template classes to provide general-purpose classes and functions with templates for data structures and algorithms.

What are some common containers in STL?

Some common containers in STL include vector, list, deque, set, map, and unordered_map. Each serves different purposes.

Can you explain how to use a vector in C++?

Sure! A vector in C++ is a dynamic array that can resize itself. You can use it by including the <vector> header and creating a vector like this: std::vector<int> myVector;.

What are iterators in STL?

Iterators are objects that allow you to traverse the elements of a container. They provide a way to access elements without exposing the underlying structure.