Java | Packages in java with examples|Every programmer should know this before creating any project.
Java | Packages in java with examples|Every programmer should know this before creating any project.
A java package is a group of similar types of classes, interfaces and sub-packages.
Package in java can be categorized in two form, built-in package and user-defined package.
There are many built-in packages such as java, lang, awt, javax, swing, net, io, util, sql etc.
Here, we will have the detailed learning of creating and using user-defined packages.
In this video we are going to learn about how to create a package and how to use the packages in different ways in programs.
How to access package from another package?
There are three ways to access the package from outside the package.
import package.*;
import package.classname;
fully qualified name.
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