I am getting error at the second line of the code, what is the problem :-/
$content = '<' . '?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\"?' . '>';
$content .= "<entry xmlns='http://purl.org/atom/ns#'>";
$content .= "<title mode='escaped' type='text/plain'>".$title."</title>";
$content .= "<issued>".$issued."</issued>"
$content .= "<generator url='http://www.yoursitesurlhere.com'>client's name</generator>";
$content .= "<content type='application/xhtml+xml'>";
$content .= "<div xmlns='http://www.w3.org/1999/xhtml'>".$body."</div>";
$content .= "</content>";
$content .= "</entry>";