Chapter 10, Problem 7RQE

Explanation of Solution

“string” header file:

• The C++ library provides a special data type for working and storing with the string objects.
• Like “int” or “char” the string objects does not have a primitive data type so the programmer must defined data type for string object.
• Defining a string object is similar to defining other variables of a primitive type in the C++.
• If the string object is not declared with the “string” header file it will throw an error message.

Example:

Consider the example for “string” header file is as follows:

//Header file

#include <iostream>

#...