Dive deep into how OOP works in Java. Learn to write cleaner, more reusable code using OOP principles.

Java for Programmers

Object Oriented Programming (OOP) is a programming paradigm popular for large and complex systems. In this. module, dive deep into how OOP works in Java. Learn to write cleaner, more reusable code using OOP principles.

Object Oriented Programming

## `this` reference variable

The `this` reference variable exists for every class. It refers to the class object itself. We use `this` when we have an argument which has the same name as a data member. `this.memberName` specifies that we are accessing the `memberName` variable of the particular class.

Let's see it in action:

# `this` reference variable

The `this` reference variable exists for every class. It refers to the class object itself. We use `this` when we have an argument which has the same name as a data member. `this.memberName` specifies that we are accessing the `memberName` variable of the particular class.

Let's see it in action:

Classes and Objects

Data Hiding

Inheritance

Polymorphism

Abstract Classes and Interfaces

Aggregation and Composition

A Bit More about Constructors

`this` reference variable