Java Hello World

Java Hello World
G.Morreale

Introduzione:

The simplest programming language example!

//define a class HelloWorld

public class HelloWorld 

{ 

    //define a public static method in the class that make an entry point for the application.

    //It takes an array of String parameter

    public static void main(String[] args) 

    { 

        //Use the base System api to print a "Hello World" string in the standard output.

        System.out.println("Hello World"); 

    } 

}

Conclusion:

In a simple Java Hello World example come into play various topics:

• the class notion
• the public modifiers
• the static method modifiers
• Array type
• String type
• a static method call (System.out.println(String a))

So, You have to start with an object oriented programming tutorial within java tutorial in order to start programming in java.