IntelliJ idea Add jar Package

2. Download and complete the required Javacsv.jar package beforehand.

   The Java project is displayed before the jar package is imported, as shown in

3. Click File--Project Structure (shortcut CTRL + ALT + Shift + s) and click on the "Modules" display interface on the left side of the project Structure interface.

4. Under "Dependencies" tab screen, click on the right green "+" sign, select the first option "JARs or directories ...", select the appropriate jar package, click "OK", the jar package added successfully.

5. Point "OK" back to the project interface, IntelliJ idea automatically prompts to add an import statement,

   After using the Alt+enter key to quickly add an import statement, the project compiles successfully.

IntelliJ idea Add jar Package