Programming PHP, 2nd Edition is the authoritative guide to PHP 5 and is filled with unique knowledge of the creator of PHP (Rasmus Lerdorf) and other PHP experts. When it comes to creating websites, the PHP scripting language is really a very hot property. In fact, PHP is currently used on more than 19 million websites, find Microsoft's ASP. NET technology in popularity. Programmers love the flexibility and speed, designers like the accessibility and convenience.