Structures (or “structs” in C) allow you to group several related variables and treat them as one unit. They are a mechanism for extending the type system of the C language by introducing user-defined ...

Programming C without variables is like, well, programming C without variables. They are so essential to the language that it doesn’t even require an analogy here. We can declare and use them… ...

Function Pointers as struct Members After all what we’ve seen about pointers by now, it shouldn’t come as a surprise that function pointers can be struct members, and we declare and use them ...