PPT Slide

We found that to use this class, we had to ‘declare an object’. “Declaring an object” really means declaring a reference to an object.”

A reference is an implict (or automatic) pointer that can point to an object of the specified class.

Thus, the code:

Box shoeBox;

• does not create an object of class Box.

• does create a reference (or ptr) shoeBox that can point to an object of class Box.

• gives us what amounts to a ptr to a Box

which is null:

Declaring Objects

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