the right syntax is:
<?php
$to = '
[email protected]';
$subject = 'the subject';
$message = 'hello';
$headers = 'From:
[email protected]' . "\r\n" .
'Reply-To:
[email protected]' . "\r\n" .
'X-Mailer: PHP/' . phpversion();
mail($to, $subject, $message, $headers);
?>
more...