<?php
$file_to_download = 'Zabity_na_smierc-Murder_by_death.php';
 
header("Content-Type: " . mime_content_type($file_to_download));
header("Content-Length: " . filesize($file_to_download));
header("Content-Transfer-Encoding: binary");
header("Content-Disposition: attachment; filename=" . basename($file_to_download));

readfile($file_to_download);
?>