what are jar files?

Answer 1

A jar file contains all the files of a Java program in one package.

Answer 2

Full form is Java Archieve Resource ... It is almost similar to library ... we can build the jar file path into our project and we can use the classes which exists in that jar file

Answer 3

can you explain in detail

Answer 4

"Java Archive"
It contains all your Java classes and for example other imported .jar files
You can open it like a .7z archive, thats the way how i do it :)

Answer 5

It is a package file format typically used to aggregate many Java class files and associated metadata and resources into one file.