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1. On line 12, the operator, :: is used. What is this operator called? What does this do? 2. What are the data members of class Rectangle? Are there member functions as well?

1. On line 12, the operator, :: is used. What is this operator called? What does this do? 2. What are the data members of class Rectangle? Are there member functions as well?

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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1. On line 12, the operator, :: is used. What is
this operator called? What does this do?

2. What are the data members of class
Rectangle? Are there member functions as
well?

1 #include <iostream> using namespace std; 4 class Rectangle { 5 int width, height; public: 6 void set_values (int,int); 8 int area() {return width*height;} 9 }; 10 void Rectangle::set_values (int x, int y) { width = x; 12 13 height = y; 14 } 15 16 int main () { Rectangle rect; 17 18 rect.set_values (4,5); 19 cout << "area: " << rect.area(); return 0; 20 21 }
Transcribed Image Text:1 #include <iostream> using namespace std; 4 class Rectangle { 5 int width, height; public: 6 void set_values (int,int); 8 int area() {return width*height;} 9 }; 10 void Rectangle::set_values (int x, int y) { width = x; 12 13 height = y; 14 } 15 16 int main () { Rectangle rect; 17 18 rect.set_values (4,5); 19 cout << "area: " << rect.area(); return 0; 20 21 }
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