<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Alphabetize Signs</title>
</head>
<body>
<h2 style="text-align:center">Alphabetize the 12 Chinese Zodiac Signs</h2>
<form name="zodiacSigns" method="post">
<p>Enter the 12 Chinese Zodiac signs separated by commas: <input type="text" name="signs" size="100"/></p>
<p><input type="reset" value="Clear Form" />
<input type="submit" name="Submit" value="Alphabetize Signs" /></p>
</form>
<?php
$signs = ($_POST['signs']);
$SignsArray = explode(",", $signs);
$count = count($SignsArray);
if ($count != 12)
echo "<p>You have not entered 12 zodiac signs separated by commas.</p>";
else {
sort($SignsArray);
echo "<p>";
for ($i = 0; $i < $count; ++$i) {
echo $SignsArray[$i] . "<br />";
}
echo "</p>";
}
?>
</body>
</html>