Understanding Reference and Pointer Types

Learn the fundamentals of references, pointers, and the const keyword in C++ programming.

Ryan McCombe
Updated
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Questions & Answers

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Passing References to const
Why should I pass references to const when a function does not modify its arguments?
When to Use Pointers over References
In what situations should I use pointers instead of references in C++?
Const Pointers and Pointers to Const
What is the difference between a const pointer and a pointer to const?
Reference and Pointer Performance
Is there a performance difference between using references and pointers in C++?
Passing and Returning References
What should I be aware of when passing or returning references in C++?
Pointer to Pointer Use Cases
In what situations would I need to use a pointer to a pointer in C++?