Answers for "how to download php file"

create and download text file in php

$file = "test.txt";
$txt = fopen($file, "w") or die("Unable to open file!");
fwrite($txt, "lorem ipsum");
fclose($txt);

header('Content-Description: File Transfer');
header('Content-Disposition: attachment; filename='.basename($file));
header('Expires: 0');
header('Cache-Control: must-revalidate');
header('Pragma: public');
header('Content-Length: ' . filesize($file));
header("Content-Type: text/plain");
readfile($file);

php download script

<?php
/*Actual filename = 'attachment.zip' (Unknown to the viewers).
When downloaded to be saved as 'mydownload.zip'.
*/
$filename='mydownload.zip';
@header("Content-type: application/zip");
@header("Content-Disposition: attachment; filename=$filename");
echo file_get_contents('attachment.zip');
?>