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Hello World

Open FRC VS Code, create a file named Main.java, and enter the code below:

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

Save the file, open a terminal if needed (see how to open the terminal), and click Run Java in the top-right corner of VS Code:

The Run Java button in VS Code

You should see Hello World! in the terminal:

Hello World printed in the VS Code terminal

Try this in your browser:​

try to change the message that is printed out.

Java PlaygroundMain.java · Loading compiler...
Output
Program output will appear here.