HelloWorld application in Java. To write a modern, standalone Java application that uses Java 21’s unnamed classes and instance main method features, the full code is as follows:. void main() {System.

Get an overview of the Java platform, then code your first application using Java 12 and the new ... Java instead of hello, world. Listing 2 enhances the original program: Listing 2. HelloWorld ...

Here are three Java Hello World examples developers can use to get started on the new release:. Hello World with a console output; Hello World with a Java Swing component; Hello World with a static ...