From charlesreid1

Revision as of 08:01, 5 October 2010 by Admin (talk | contribs) (→‎Python)

Bash

A simple hello world example using Bash.

HelloWorld.sh:

#!bin/sh

echo "Hello world!"

To run it:

$ chmod +x HelloWorld.sh
$ ./HelloWorld.sh

C++

A simple hello world example in C++.

HelloWorld.cc:

#include <iostream>
 
int main()
{
     std::cout << "Hello, world! This is C++.\n";
}

To run it:

$ g++ HelloWorld.cc -o hello.x
$ ./hello.x

PHP

A simple hello world example using PHP.

HelloWorld.php

<html>
<body>
<?php
echo "Hello world!";
?>
</body>
</html>

To run HelloWorld.php:

$ php HelloWorld.php

Alternatively, if you are running a local apache server and have PHP enabled, you can put HelloWorld.php into your web documents directory, and then point you web browser to http://localhost/HelloWorld.php.

Python

A simple hello world example using Python.

HelloWorld.py:

 print "Hello, World!"

To run it:

$ python HelloWorld.py

Alternatively:

$ python -c "print 'Hello World! \n'"