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KwickClips Cyber Safety and Ethics · 41 sec · free

Does defining a class use memory for data?

Short answer. No. Objects get the memory.

How do you reach a member?

With a dot.

Remember

Object gets the memory
ClassName objectName;
Dot reaches a member

Does defining a class use memory for data? No. Box a and b are two objects. Each gets its own len. Five plus eight prints thirteen. Memory comes with the object. Write class name, then object name. A dot reaches a member.

This clip is from the full lesson: Classes and Objects with Constructors and Destructors — 7 minutes, with the tables, the quick answers and the whole lesson in text.

Useful for: NIOS Senior Secondary Computer Science (330), Programming All levels C++, Programming All levels C++, Programming All levels C++

More KwickClips from this lesson

Table: private class only, public anywhere, no label private.Why does obj.bal give a compile error?41 secC++ struct A with A() setting b to 0 and A(int x) setting b to x, output 700.What does a constructor share with the class?42 secC++ struct P with destructor printing c, objects a and b, output BA.Can a destructor take arguments?43 sec
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