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diffrences in definiotiones question..

johny doe
Ranch Hand

Joined: Dec 07, 2007
Posts: 78
what is the difference between
when i define variable as



what is the differnce between the two??
Jesper de Jong
Java Cowboy
Saloon Keeper

Joined: Aug 16, 2005
Posts: 14991

Java has two kinds of data types: primitive types and non-primitive types.

int is a primitive type (a 32-bit signed integer), and Integer is a class. An int is much more lightweight than an Integer. You should use int, unless there's a reason that you need an object instead of a primitive type.

For more info:
The Java Tutorial - Primitive Data Types
The Java Tutorial - Object-Oriented Programming Concepts

Java Beginners FAQ - JavaRanch SCJP FAQ - The Java Tutorial - Java SE 8 API documentation
I agree. Here's the link:
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