Mega Code Archive
Passing Numeric Values in a Querystring
<![CDATA[
<html>
<title></title>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
</head>
<body>
<div align="center">
<p>Click a link to change the text color of the verbiage below:</p>
<a href="index.php?color=1">Green</a><br />
<a href="index.php?color=2">Red</a><br />
<a href="index.php?color=3">Blue</a><br />
<a href="index.php">Reset</a>
<?php
if (isset ($_GET['color'])){
$color = intval ($_GET['color']);
} else {
$color = "";
}
if ($color == 1){
$fontcolor = "00FF00";
} elseif ($color == 2){
$fontcolor = "FF0000";
} elseif ($color == 3){
$fontcolor = "0000FF";
} else {
$fontcolor = "000000";
}
?><p style="color: #<?php echo $fontcolor; ?>; font-weight: bold;">Hello World!</p><?php
?>
</div>
</body>
</html>
]]>