Download file in php

$filename = 'test.txt';

header('Content-Description: File Transfer');
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename='.basename($filename));
header('Expires: 0');
header('Cache-Control: must-revalidate');
header('Pregma: public');
header('Content-Length: '. filesize($filename));
readfile($filename);
exit();

Download file php

1.  <?php
2.  $dir="download/";
3.  $filename=$_GET['file'];
4.  $file_path=$dir.$filename;
5.  $ctype="application/octet-stream";
6.  //
7.  if(!empty($file_path) && file_exists($file_path)){ //check keberadaan file
8.    header("Pragma:public");
9.    header("Expired:0");
10.   header("Cache-Control:must-revalidate");
11.   header("Content-Control:public");
12.   header("Content-Description: File Transfer");
13.   header("Content-Type: $ctype");
14.   header("Content-Disposition:attachment; filename=\"".basename($file_path)."\"");
15.   header("Content-Transfer-Encoding:binary");
16.   header("Content-Length:".filesize($file_path));
17.   flush();
18.   readfile($file_path);
19.   exit();
20. }else{
21.   echo "The File does not exist.";
22. }
23. ?>

Source: saidalfaruq.net

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