<html>
<head>
<title>PHP Test</title>
</head>
<body>
<?php echo "Hello World!<p>"; ?>
<?php echo $_SERVER["HTTP_USER_AGENT"]; ?>
<P>
<?php phpinfo(); ?>
<form action="action.php" method="POST">
Your name: <input type="text" name="name" />
<P>
Your age: <input type="text" name="age" />
<input type="submit">
</form>
</body>
</html>