The foundation of OOP rests on four main concepts, which can be adapted for C:
Creating new "child" structures that derive attributes and behaviors from an existing "parent" structure. Object-Oriented Programming C Simplified
Since C lacks built-in class keywords, developers use other features to mimic them: 1. Simulating Classes with Structs Object-Oriented C: A Primer - Artyom Bologov The foundation of OOP rests on four main
Showing only essential features to the user while hiding complex background logic. Object-Oriented Programming C Simplified
Allowing different types to be treated through a uniform interface, often by using function pointers. Implementing OOP in C