[Java core 1] The program first-hand, screen print "hello world!"

The program first-hand, screen print "hello world!"



Create a Project:

- Open NetBean [Download]
- File -> New Project

- Project name

- Click Finish
- Project JavaCore_HelloWorld

- Project code:

package javacore_helloworld;

/**
 *
 * @author txthanh
 */
public class JavaCore_HelloWorld {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        System.out.println(" Hello World ! ");
    }
   
}


- Output

 Hello World !