In the previous lesson, you learned how to use pointers to manipulate objects on the free store and how to refer to those objects indirectly. References, the topic of this lesson, give you almost all the power of pointers but with a much easier syntax.
In this lesson, you will learn
What references are
How references differ from pointers
How to create references and use them
What the limitations of references are
How to pass values and objects into and out of functions by reference
A reference is an alias; when you create a reference, you initialize it with the name of another object, the target. From that moment on, the reference acts as an alternative name for the target, and anything you do to the ...