How to work with initialize.php? <p>I want to learn and work with <strong>initialize.php</strong> so I try to build simple php file like <strong>index.php</strong> and just to see if it call to <strong>hello.php</strong> I got some truble on my local host using windows xp.</p> <p>the details are:</p> <p><strong>http://127.0.0.1/www/oop/shape2/index.php</strong> the file <strong>index.php</strong></p> <pre><code>&lt;?php defined('DS') ? null : define('DS', '/'); defined('SITE_ROOT') ? null :defined('SITE_ROOT', $_SERVER['DOCUMENT_ROOT']); defined('LIB_PATH') ? null : define('LIB_PATH', SITE_ROOT.DS.'includes'); echo (LIB_PATH.DS.'hello.php'); require_once(LIB_PATH.DS.'hello.php'); ?&gt; </code></pre> <p><strong>the output is:</strong></p> <pre><code>SITE_ROOT/includes/hello.php </code></pre> <p><strong>http://127.0.0.1/www/oop/shape2/includes/hello.php</strong> the file <strong>hello.php</strong></p> <pre><code>&lt;?php echo ('hi'); ?&gt; </code></pre> <p>if i run it I got <code>hi</code></p> <p>here is my local folder on windows: <strong>C:\Program Files\Zend\Apache2\htdocs\www\oop\shape2</strong></p> <p>what shell I do slove the problem. Thx</p>