Function Pointers

Learn about function pointers: what they are, how to declare them, and their use in making our code more flexible

Ryan McCombe
Updated
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Questions & Answers

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Storing Function Pointers
How can I store multiple function pointers of the same type in a collection like a vector or array?
Pointers to Member Functions
Is it possible to create a pointer to a member function of a class? If so, how is it different from a regular function pointer?
Capturing this in Lambdas
How can I use a lambda to create a function pointer that calls a member function of my class?
Function Pointers and Const
How does const-correctness apply to function pointers? Can I have a pointer to a const function?
Function Pointers and Inheritance
Can I assign a derived class member function to a base class function pointer? How does inheritance affect function pointers?
Using Function Pointers with STL Algorithms
Can I use function pointers with STL algorithms like std::find_if or std::sort? How can I pass a function pointer as a predicate or comparison function?