Final Keyword in Java

1 min 6 sec read Basic

The final keyword in java is used to make declarations final. Once done you never ever change it. Sometimes programmer does not want that other programmer can use its complicated written methods or classes and extend the features using Inheritance in Java. So final keyword helps to get this job done. Let's explore the final methods, final variables & final classes.

final class

The final class can never be overridden. Yes, you cannot extend the class which is declared as final. The following figure clear your concept.


final method


The final method cannot be overridden by the subclass. Yes, you cannot extend the method also which is declared as final. The following figure will clear your concept .


final variables


The final variables cannot be changed once it is initialised. final variable cannot be assigned a new value. The following figure will clear your concept .

How was the tutorial? Nice. Right?

Deep Concept videos to crack the highly-piad interviews.

Chekout out our Youtube Channel to get detailed video content on important topics in interviews.

What is your Interview Score?

Test your skillset with the curated questions created by experts around the globe.

Book a free test slot. Now !.

It usually takes 30 mins for an online test and this test will be MCQ based. Get detailed analytics based on your test and recommedations with personalised roadmaps.

Book a test slot. Now!

Have questions about the trial coding class?

Chat with our experts to discuss

Connect on WhatsApp

Recommended tutorials

#online compiler for c     #python for programming    

#dfs and bfs algorithm     #programming with c language

#storageclass in C    #listcomprehension in python