Hello World!

  • Ruby
    puts "Hello World!"
  • jQuery
    $(document).ready(function(){
      $("p").append("Hello World!")
    });
  • JavaScript
    document.write("Hello World!")
  • C#
    using System;
    namespace HelloWorld
    {
        class Hello
        {
            static void Main()
            {
                System.Console.WriteLine("Hello World!");
            }
        }
    }
  • Java
    class HelloWorld
    { 
            public static void main(String args[])
            {
               System.out.println("Hello World!");
            }
    }
  • Bash
    #!/bin/bash
    STR="Hello World!"
    echo $STR
  • HTML
    <html>
    <head>
    <title>Hello World</title>
    </head>
    <body>
    <p>Hello World!</p>
    </body>
    </html>
  • C++
    #include <iostream.h>
    main()
    {
     cout << "Hello World!";
     return 0;
    }
  • C
    #include <stdio.h>
    main()
    {
      for(;;)
          {
              printf ("Hello World!\n");
          }
    }