Fundamentals of Object-Oriented Programming - C++ - Functions

The video tutorial explains how to create and use functions in C++. It starts with a simple function to print stars, then demonstrates how to declare and call functions. The tutorial enhances a program to display gas prices and introduces a custom function that accepts parameters to print different characters. The importance of function prototypes for readability and error prevention is also highlighted.

What new insight or understanding did you gain from this video?