Class and object are basic building blocks in object-oriented programming languages. A class is written by a programmer in a defined structure to create an object (computer science) in an object oriented programming language. It defines a set of properties and methods that are common to all objects of one type.
For example, a class could be a car, which could have a color field, four tire fields, and a drive method.
Another related class could be a truck, which would have similar fields, but not be exactly the same as a car. Both a car and a truck could be a kind of a third class which could be called a vehicle class. In this way, the programmer could create the parts of the program that are the same for both the car and the truck in programming the vehicle class, yet the programmer would be free to
Figure 1.1-1 is a perfect instance of a method utilized in pc science referred to as black boxing or abstracting a program or piece of software. Stevan Little gave a ground-breaking discuss in 2013 known as “Perl just isn’t lifeless, it’s a lifeless end” indicating that after software engineers depart the Perl language they will by no means come back.
Most newer programming languages these … Read More