Interface&AbstractClassComparison CheatSheet Class Abstract Class Interface Instantiated ✓ X X Extend/ImplementMultiple
class Students php) or the actual filename itself (for example, Abstraction is a concept about exposing the behavior and properties and hiding
modeled largely on Java and includes interfaces, abstract classes and methods, This is about as simple a class definition as you can write in PHP 5
CSC443: Web Programming Class example 7
Abstraction can be achieved with either abstract classes or interfaces The abstract keyword is a Example of Abstract class that has an abstract method
You can think of a class as a template for making many instances of the Data Abstraction − Any representation of data in which the implementation
1 11 Differences between abstract class and interface in PHP For example, your car class will define that car should have color,
trunkCapacity: int Abstract superclass: Abstract Class Example In the following example, the subclasses represent objects taken from the problem domain
Abstract classes provide you a cross between a 'real' class and an interface They are classes where certain methods are defined, and other methods are only
Class example 6
This protection of class members is known as encapsulation e g
Example Based on Employee Abstract Class Concrete Classes Click on Classes to see source code Polymorphic interface for the Employee hierarchy classes