Constructor Chaining in Java | Count Objects using Default Constructor | Java OOPs Example

In this video, we demonstrate how to implement constructor chaining in Java using a Circle class. You’ll learn how to use the this() keyword to chain constructors and count how many objects are created using the default constructor. Ideal for Java beginners and students learning OOPs.

📌 Topics Covered:

Constructor Chaining

this() keyword

Static variables

Object counting in Java

00:00 - Introduction to Constructor Chaining
00:30 - What is a Constructor in Java?
00:55 - Default vs Parameterized Constructors
01:20 - Static Variable for Object Count
01:45 - Circle Class Definition
02:10 - Constructor Chaining with this()
02:35 - Counting Default Constructor Objects
03:00 - Main Method and Object Creation
03:30 - Output and Object Count

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