9.6 How to use Wrapper classes in Java?

Wrapper classes are used to convert any data type into an object.

The primitive data types are not objects; they do not belong to any class; they are defined in the language itself.

Sometimes, it is required to convert data types into objects in Java language.

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[sushantsinghrathore]

Even after learning OOP concept from last 5 year no one explained what is object like you did. Going through your java playlist made me realize the real meaning of OOP.

[peterzeyu]

Subscribed! Explained much better than my computer science teacher! Thx

[Hater]

my prof in university records his lectures and posts them online. But he decides to turn mic off at important parts. hes helping you get thousands of subscribers. youre the man. keep doing what you do.

[LKonstantina]

This man explained in 5 minutes what my teacher couldnt in 30...

One of the better vids that I watched recently about programming. Great explanation! :)

[kalpeshchandora]

Your teaching is good and straightforward. I really liked it.

[vladanulardzic]

Very clear and fast explanation ... Well done ! Keep on ...

[vidyamoorthy]

Life saver. I have my exam in 2 days. Your tutorials are helping me a lot . Thank you so much :)

[srividyakundeti]

viewed many videos but finally understood this concept with your video thanks

[yogeshbhatt]

thank you, sir, for teaching in a great way. I was always afraid of wrapper classes. Once in an interview, I was asked this question and i was like blank.. but now I know wrapper classes.

[souravbose]

Great... Simple way of understanding it!!

[mohammednabeel]

simple and clear explanation.learned many concepts from you sir..Thank you so much

[piyumigunawardana]

nobody could've explained this much simpler! <3

[anthonymardiros]

I was stuck on this concept for a while, thank you

[shizyninjarocks]

Very good explanation. But I don't understand why Wrapper classes are important or when you would need to use them.

[JacobBarats]

awesome vid, you just saved my AP java grade

[rvma]

Beautifully explain, I can tell you have been studying these subjects for a long time!
Thank you

[mohamedmostafak]

this short video helped me a a lot, thanks for the effort <3

[divyashet]

If at all, I plan to become a teacher, would like to get trained by uh sir 😇

[divyeshkumarbalar]

if we use wrapper class Integer, doesn't it occupy more memory? Once in heap and once in stack to store the address of that heap location????