What is the function of the “out” and “.idea” folder in Intellij?

Question

Can someone clearly explain what is \"out\" and \".idea\" folders in the project structure indicate? Though I\'m not a beginner in Java, I need help understanding how all th

Answer 1

Lets consider the basic project setup.

1. Here src folder contains all the class files i.e java files.In this example its main.java
2. out folder is the project output folder.This folder will be organised hierarchically, which is similar to the src folder.This folder contains the compiled class file.In this example it is main.class out_Reference
3. idea directory that keeps project settings.idea_Reference