$url = parse_url(get_bloginfo('url'));
$fp = fopen( $_SERVER['DOCUMENT_ROOT'] . $url['path'] . '/wp-content/uploads/export/answers.csv', 'w+');
if ($fp != false && count($results) > 0)
{
fputcsv($fp, array_keys($results[0]), ";");// Add the fields name
foreach($results as $result)
{
fputcsv($fp, $result, ";");
}
fclose($fp);
}