PHP-Object -Oriented-Concepts
PHP Object Oriented Concepts : Before we go in detail, lets define important terms related to Object Oriented Programming : · Class: This is a programmer-defined data type, which includes local functions as well as local data. You can think of a class as a template for making many instances of the same kind (or class) of object. · Object: An individual instance of the data structure defined by a class. You define a class once and then make many objects that belong to it. Objects are also known as instance. · Member Variable: These are the variables defined inside a class. This data will be invisible to the outside of the class and can be accessed via member functions. These variables are called attribute of the ob...