Starting Out with C++: Early Objects
Starting Out with C++: Early Objects
8th Edition
ISBN: 9780133360929
Author: Tony Gaddis, Judy Walters, Godfrey Muganda
Publisher: Addison-Wesley
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Chapter 11.5, Problem 11.9CP

Explanation of Solution

Memberwise assignment:

In the same class, one object of each member can be assigned to another object of same data type.

  • Using assignment operator “equal to (=)”, one object is copied to another object
  • The objects are passed by value to functions or returned by value from functions.

The memberwise assignment operator occurs during two instances, they are,

  • When copying one object to another object.
  • To initialize data of one object to another object.

Example:

Consider the example of memberwise assignment is as follows:

//main method

int main()

{

//create the objects for the class

Triangle a (10);

Triangle b (5);

//display the output

cout << "Area of triangle1 is: " << a...

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Using the scenario of Object oriented programming Q1 Write a program that defines a class with a data member to holds a “serial number” for each object created from the class. That is, the first object created will be numbered 1, the second 2, and so on. To do this, you’ll need another data member that records a count of how many objects have been created so far. (This member should apply to the class as a whole; not to individual objects. What keyword specifies this?) Then, as each object is created, its constructor can examine this count member variable to determine the appropriate serial number for the new object. Add a member function that permits an object to report its own serial number. Then write a main() program that creates three objects and queries each about its serial number. They should respond I am object number 2, and so on.

Chapter 11 Solutions

Starting Out with C++: Early Objects

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