Java > Visual Studio Code (VS Code) Installation

Introduction

VS Code is a popular code editor with extensive extensions and debugging tools.

Installation Steps

1. Download from VS Code.
2. Run the installer and follow the setup instructions.
3. Open VS Code and install necessary extensions.

Setting Up Java in Visual Studio Code

1. Install Java Extension Pack

1. Open VS Code.
2. Click on the Extensions icon in the left sidebar or press Ctrl+Shift+X.
3. Search for Java Extension Pack.
4. Click Install to add the extension pack.
5. Restart VS Code if needed.

2. Prerequisite Java Development Kit (JDK)

1. Install Java

4. Create a Java Program

1. Open VS Code.
2. Click on File > Open Folder and select or create a new folder for your Java project.
3. Click New File and name it HelloWorld.java.
4. Add the following Java code:

   public class HelloWorld {
       public static void main(String[] args) {
           System.out.println("Hello, World!");
       }
   }
   

5. Save the file (Ctrl+S).

5. Run the Java Program

Using the VS Code Run Button:

1. Click on the Run button (▶ symbol) at the top right corner.
2. Select Run Java File.
3. The output should appear in the terminal:

   Hello, World!
   

Using the Terminal:

1. Open the terminal in VS Code (Ctrl+ ).
2. Navigate to the folder containing HelloWorld.java.
3. Compile the program:

   javac HelloWorld.java
   

4. Run the compiled program:

   java HelloWorld
   

5. You should see:

   Hello, World!