JavaFX in Eclipse IDE

Download
jfxrt
openjfx-18.0.1_windows-x64_bin-sdk
In VM Arguements
Code:
public class Demo extends Application {
public void start(Stage primaryStage) throws Exception {
Group group = new Group();
Scene scene = new Scene(group,600,300);
public static void main(String args[]){
launch(args); }
}