This is the first chapter in my book.

		
<?php

class foo
{
	private $bar;

	public function __construct($bar)
	{
		$this->bar = $bar;
	}

	/**
	 * getFoo
	 *
	 * Returns bar if $this->bar is foo else foo .. Oo ;D
	 *
	 * @return string
	 */
	public function getFoo()
	{
		if($this->bar == 'foo')
		{
			return 'bar';
		}
		else
		{
			return 'foo';
		}
	}
}
		
		

			
			

			
#include <stdio.h>

int main(void)
{
   printf("Hello, world!\n");
   return 0;
}