In the true spirit of pointers, our first use case example is the reference to a previous article handling the implementation of a state machine with function pointers.

So read on! Function Pointers In general, function pointers aren’t any more mysterious than data pointers: the main difference is that one references variables and the other references functions.

What are they? When used correctly function pointers are type safe, so what's the benefit of delegates?

A callback is a function that is executed through a pointer where the function being pointed to contains application specific code. Callbacks are normally passed into a function and provides the ...

If I use the get functions on the very next line, 4 are null pointers and two point to different memory locations. I checked the spelling in the get functions and they're correct.