Undefined index

papillonstudios · May 4, 2010

OK im getting an undefined index in this code

Notice: Undefined index: page in *FilePath*/index.php on line 5

<?php

include('functions.php');

$nav = $_GET['page'];
secure($nav);

$siteurl = 'http://localhost:8888/healthycpus';

?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>Home Page</title>
<link rel="stylesheet" type="text/css" href="healthy.css" />
<script type="text/javascript">
// Copyright 2006-2007 javascript-array.com

var timeout	= 250;
var closetimer	= 0;
var ddmenuitem	= 0;

// open hidden layer
function mopen(id)
{	
// cancel close timer
mcancelclosetime();

// close old layer
if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';

// get new layer and show it
ddmenuitem = document.getElementById(id);
ddmenuitem.style.visibility = 'visible';

}
// close showed layer
function mclose()
{
if(ddmenuitem) ddmenuitem.style.visibility = 'hidden';
}

// go close timer
function mclosetime()
{
closetimer = window.setTimeout(mclose, timeout);
}

// cancel close timer
function mcancelclosetime()
{
if(closetimer)
{
	window.clearTimeout(closetimer);
	closetimer = null;
}
}

// close layer when click-out
document.onclick = mclose; 
</script>
</head>

<body>
<div class="wrapper">
<div class="header">
    	
        <img src="images/header.png" />
        
    </div>
    <div class="navbar">
    
    <ul id="sddm">
    	<li><a href="<?=$siteurl?>">Home</a></li>
        <li><a href="#" 
            onmouseover="mopen('m1')" 
            onmouseout="mclosetime()">Products</a>
            <div id="m1"
                onmouseover="mcancelclosetime()" 
                onmouseout="mclosetime()">
            <a href="#">Monitors</a>
            <a href="#">Computers</a>
            <a href="#">Notebooks</a>
            <a href="#">Netbooks</a>
            </div>
    	</li>
        <li><a href="#" 
            onmouseover="mopen('m2')" 
            onmouseout="mclosetime()">Services</a>
            <div id="m2" 
                onmouseover="mcancelclosetime()" 
                onmouseout="mclosetime()">
            <a href="#">Service 1</a>
            <a href="#">Service 2</a>
            <a href="#">Service 3</a>
            <a href="#">Service 4</a>
            </div>
        </li>
        <li><a href="#">Stores</a></li>
        <li><a href="#">Help</a></li>
        <li><a href="#">Contact</a></li>
</ul>
<div style="clear:both"></div>

    
    </div>
    <div class="content">
    
    	<?php
                        //Use a switch statement to go through the URLS.
                        switch ($nav) {

						case "services":
                                include ('services.php');
                                break;

						case "aboutme":
                                include ('about.php');
                                break;

						case "portfolio":
                                include ('sites.php');
                                break;

						case "contact":
                                include ('contact.php');
                                break;

						case "services":
                                include ('services.php');
                                break;
                                                

                            default:
                                include ('default.php');
                                break;
                                
        
        
                        }
        
                        ?>
    
    </div>
</div>
</body>
</html>

so what am i doing wrong

Alex · May 4, 2010

$_GET['page'] isn't always going to be defined. You should be doing something like:

$nav = isset($_GET['page']) ? $_GET['page'] : null;

papillonstudios · May 4, 2010

ok thanx man problem solved

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